Overall: 2358/3021 fields covered

ADC1

0x40012400: Analog to digital converter

77/81 fields covered. Toggle Registers.

SR

status register

Offset: 0x0, reset: 0x00000000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
STRT
rw
JSTRT
rw
JEOC
rw
EOC
rw
AWD
rw
Toggle Fields.

AWD

Bit 0: Analog watchdog flag.

Allowed values:
0: NoEvent: No analog watchdog event occurred
1: Event: Analog watchdog event occurred

EOC

Bit 1: Regular channel end of conversion.

Allowed values:
0: NotComplete: Conversion is not complete
1: Complete: Conversion complete

JEOC

Bit 2: Injected channel end of conversion.

Allowed values:
0: NotComplete: Conversion is not complete
1: Complete: Conversion complete

JSTRT

Bit 3: Injected channel start flag.

Allowed values:
0: NotStarted: No injected group conversion started
1: Started: Injected group conversion has started

STRT

Bit 4: Regular channel start flag.

Allowed values:
0: NotStarted: No regular channel conversion started
1: Started: Regular channel conversion has started

CR1

control register 1

Offset: 0x4, reset: 0x00000000, access: read-write

12/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
AWDEN
rw
JAWDEN
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DISCNUM
rw
JDISCEN
rw
DISCEN
rw
JAUTO
rw
AWDSGL
rw
SCAN
rw
JEOCIE
rw
AWDIE
rw
EOCIE
rw
AWDCH
rw
Toggle Fields.

AWDCH

Bits 0-4: Analog watchdog channel select bits.

Allowed values: 0-17

EOCIE

Bit 5: Interrupt enable for EOC.

Allowed values:
0: Disabled: EOC interrupt disabled
1: Enabled: EOC interrupt enabled. An interrupt is generated when the EOC bit is set

AWDIE

Bit 6: Analog watchdog interrupt enable.

Allowed values:
0: Disabled: Analog watchdog interrupt disabled
1: Enabled: Analog watchdog interrupt enabled

JEOCIE

Bit 7: Interrupt enable for injected channels.

Allowed values:
0: Disabled: JEOC interrupt disabled
1: Enabled: JEOC interrupt enabled. An interrupt is generated when the JEOC bit is set

SCAN

Bit 8: Scan mode.

Allowed values:
0: Disabled: Scan mode disabled
1: Enabled: Scan mode enabled

AWDSGL

Bit 9: Enable the watchdog on a single channel in scan mode.

Allowed values:
0: All: Analog watchdog enabled on all channels
1: Single: Analog watchdog enabled on a single channel

JAUTO

Bit 10: Automatic injected group conversion.

Allowed values:
0: Disabled: Automatic injected group conversion disabled
1: Enabled: Automatic injected group conversion enabled

DISCEN

Bit 11: Discontinuous mode on regular channels.

Allowed values:
0: Disabled: Discontinuous mode on regular channels disabled
1: Enabled: Discontinuous mode on regular channels enabled

JDISCEN

Bit 12: Discontinuous mode on injected channels.

Allowed values:
0: Disabled: Discontinuous mode on injected channels disabled
1: Enabled: Discontinuous mode on injected channels enabled

DISCNUM

Bits 13-15: Discontinuous mode channel count.

Allowed values: 0-7

JAWDEN

Bit 22: Analog watchdog enable on injected channels.

Allowed values:
0: Disabled: Analog watchdog disabled on injected channels
1: Enabled: Analog watchdog enabled on injected channels

AWDEN

Bit 23: Analog watchdog enable on regular channels.

Allowed values:
0: Disabled: Analog watchdog disabled on regular channels
1: Enabled: Analog watchdog enabled on regular channels

CR2

control register 2

Offset: 0x8, reset: 0x00000000, access: read-write

13/13 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
TSVREFE
rw
SWSTART
rw
JSWSTART
rw
EXTTRIG
rw
EXTSEL
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JEXTTRIG
rw
JEXTSEL
rw
ALIGN
rw
DMA
rw
RSTCAL
rw
CAL
rw
CONT
rw
ADON
rw
Toggle Fields.

ADON

Bit 0: A/D converter ON / OFF.

Allowed values:
0: Disabled: Disable ADC conversion/calibration and go to power down mode
1: Enabled: Enable ADC and to start conversion

CONT

Bit 1: Continuous conversion.

Allowed values:
0: Single: Single conversion mode
1: Continuous: Continuous conversion mode

CAL

Bit 2: A/D calibration.

Allowed values:
0: Complete: Calibration completed
1: NotComplete: Calibrating

RSTCAL

Bit 3: Reset calibration.

Allowed values:
0: Initialized: Calibration register initialized
1: NotInitialized: Initializing calibration register

DMA

Bit 8: Direct memory access mode.

Allowed values:
0: Disabled: DMA mode disabled
1: Enabled: DMA mode enabled

ALIGN

Bit 11: Data alignment.

Allowed values:
0: Right: Right Alignment
1: Left: Left Alignment

JEXTSEL

Bits 12-14: External event select for injected group.

Allowed values:
0: Tim1Trgo: Timer 1 TRGO event
1: Tim1Cc4: Timer 1 CC4 event
2: Tim2Trgo: Timer 2 TRGO event
3: Tim2Cc1: Timer 2 CC1 event
4: Tim3Cc4: Timer 3 CC4 event
5: Tim4Trgo: Timer 4 TRGO event
6: Exti15: EXTI line15/TIM8_CC4 event (TIM8_CC4 is available only in high-density and XL-density devices)
7: Jswstart: JSWSTART

JEXTTRIG

Bit 15: External trigger conversion mode for injected channels.

Allowed values:
0: Disabled: Conversion on external event disabled
1: Enabled: Conversion on external event enabled

EXTSEL

Bits 17-19: External event select for regular group.

Allowed values:
0: Tim1Cc1: Timer 1 CC1 event
1: Tim1Cc2: Timer 1 CC2 event
2: Tim1Cc3: Timer 1 CC3 event
3: Tim2Cc2: Timer 2 CC2 event
4: Tim3Trgo: Timer 3 TRGO event
5: Tim4Cc4: Timer 4 CC4 event
6: Exti11: EXTI line 11/TIM8_TRGO event (TIM8_TRGO is available only in high-density and XL-density devices)
7: Swstart: SWSTART

EXTTRIG

Bit 20: External trigger conversion mode for regular channels.

Allowed values:
0: Disabled: Conversion on external event disabled
1: Enabled: Conversion on external event enabled

JSWSTART

Bit 21: Start conversion of injected channels.

Allowed values:
0: Started: Reset state
1: NotStarted: Starting conversion of injected channels

SWSTART

Bit 22: Start conversion of regular channels.

Allowed values:
0: Started: Reset state
1: NotStarted: Starting conversion of regular channels

TSVREFE

Bit 23: Temperature sensor and VREFINT enable.

Allowed values:
0: Disabled: Temperature sensor and V_REFINT channel disabled
1: Enabled: Temperature sensor and V_REFINT channel enabled

SMPR1

sample time register 1

Offset: 0xC, reset: 0x00000000, access: read-write

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SMP17
rw
SMP16
rw
SMP15
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SMP15
rw
SMP14
rw
SMP13
rw
SMP12
rw
SMP11
rw
SMP10
rw
Toggle Fields.

SMP10

Bits 0-2: Channel 10 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP11

Bits 3-5: Channel 11 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP12

Bits 6-8: Channel 12 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP13

Bits 9-11: Channel 13 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP14

Bits 12-14: Channel 14 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP15

Bits 15-17: Channel 15 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP16

Bits 18-20: Channel 16 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP17

Bits 21-23: Channel 17 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMPR2

sample time register 2

Offset: 0x10, reset: 0x00000000, access: read-write

10/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SMP9
rw
SMP8
rw
SMP7
rw
SMP6
rw
SMP5
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SMP5
rw
SMP4
rw
SMP3
rw
SMP2
rw
SMP1
rw
SMP0
rw
Toggle Fields.

SMP0

Bits 0-2: Channel 0 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP1

Bits 3-5: Channel 1 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP2

Bits 6-8: Channel 2 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP3

Bits 9-11: Channel 3 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP4

Bits 12-14: Channel 4 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP5

Bits 15-17: Channel 5 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP6

Bits 18-20: Channel 6 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP7

Bits 21-23: Channel 7 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP8

Bits 24-26: Channel 8 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

SMP9

Bits 27-29: Channel 9 sample time selection.

Allowed values:
0: Cycles1_5: 1.5 ADC clock cycles
1: Cycles7_5: 7.5 ADC clock cycles
2: Cycles13_5: 13.5 ADC clock cycles
3: Cycles28_5: 28.5 ADC clock cycles
4: Cycles41_5: 41.5 ADC clock cycles
5: Cycles55_5: 55.5 ADC clock cycles
6: Cycles71_5: 71.5 ADC clock cycles
7: Cycles239_5: 239.5 ADC clock cycles

JOFR1

injected channel data offset register x

Offset: 0x14, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JOFFSET1
rw
Toggle Fields.

JOFFSET1

Bits 0-11: Data offset for injected channel 1.

JOFR2

injected channel data offset register x

Offset: 0x18, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JOFFSET2
rw
Toggle Fields.

JOFFSET2

Bits 0-11: Data offset for injected channel 2.

JOFR3

injected channel data offset register x

Offset: 0x1C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JOFFSET3
rw
Toggle Fields.

JOFFSET3

Bits 0-11: Data offset for injected channel 3.

JOFR4

injected channel data offset register x

Offset: 0x20, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JOFFSET4
rw
Toggle Fields.

JOFFSET4

Bits 0-11: Data offset for injected channel 4.

HTR

watchdog higher threshold register

Offset: 0x24, reset: 0x00000FFF, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
HT
rw
Toggle Fields.

HT

Bits 0-11: Analog watchdog higher threshold.

Allowed values: 0-4095

LTR

watchdog lower threshold register

Offset: 0x28, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LT
rw
Toggle Fields.

LT

Bits 0-11: Analog watchdog lower threshold.

Allowed values: 0-4095

SQR1

regular sequence register 1

Offset: 0x2C, reset: 0x00000000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
L
rw
SQ16
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SQ16
rw
SQ15
rw
SQ14
rw
SQ13
rw
Toggle Fields.

SQ13

Bits 0-4: 13th conversion in regular sequence.

Allowed values: 0-17

SQ14

Bits 5-9: 14th conversion in regular sequence.

Allowed values: 0-17

SQ15

Bits 10-14: 15th conversion in regular sequence.

Allowed values: 0-17

SQ16

Bits 15-19: 16th conversion in regular sequence.

Allowed values: 0-17

L

Bits 20-23: Regular channel sequence length.

Allowed values: 0-15

SQR2

regular sequence register 2

Offset: 0x30, reset: 0x00000000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SQ12
rw
SQ11
rw
SQ10
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SQ10
rw
SQ9
rw
SQ8
rw
SQ7
rw
Toggle Fields.

SQ7

Bits 0-4: 7th conversion in regular sequence.

Allowed values: 0-17

SQ8

Bits 5-9: 8th conversion in regular sequence.

Allowed values: 0-17

SQ9

Bits 10-14: 9th conversion in regular sequence.

Allowed values: 0-17

SQ10

Bits 15-19: 10th conversion in regular sequence.

Allowed values: 0-17

SQ11

Bits 20-24: 11th conversion in regular sequence.

Allowed values: 0-17

SQ12

Bits 25-29: 12th conversion in regular sequence.

Allowed values: 0-17

SQR3

regular sequence register 3

Offset: 0x34, reset: 0x00000000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SQ6
rw
SQ5
rw
SQ4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SQ4
rw
SQ3
rw
SQ2
rw
SQ1
rw
Toggle Fields.

SQ1

Bits 0-4: 1st conversion in regular sequence.

Allowed values: 0-17

SQ2

Bits 5-9: 2nd conversion in regular sequence.

Allowed values: 0-17

SQ3

Bits 10-14: 3rd conversion in regular sequence.

Allowed values: 0-17

SQ4

Bits 15-19: 4th conversion in regular sequence.

Allowed values: 0-17

SQ5

Bits 20-24: 5th conversion in regular sequence.

Allowed values: 0-17

SQ6

Bits 25-29: 6th conversion in regular sequence.

Allowed values: 0-17

JSQR

injected sequence register

Offset: 0x38, reset: 0x00000000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
JL
rw
JSQ4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JSQ4
rw
JSQ3
rw
JSQ2
rw
JSQ1
rw
Toggle Fields.

JSQ1

Bits 0-4: 1st conversion in injected sequence.

Allowed values: 0-17

JSQ2

Bits 5-9: 2nd conversion in injected sequence.

Allowed values: 0-17

JSQ3

Bits 10-14: 3rd conversion in injected sequence.

Allowed values: 0-17

JSQ4

Bits 15-19: 4th conversion in injected sequence.

Allowed values: 0-17

JL

Bits 20-21: Injected sequence length.

Allowed values: 0-3

JDR1

injected data register x

Offset: 0x3C, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JDATA
r
Toggle Fields.

JDATA

Bits 0-15: Injected data.

JDR2

injected data register x

Offset: 0x40, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JDATA
r
Toggle Fields.

JDATA

Bits 0-15: Injected data.

JDR3

injected data register x

Offset: 0x44, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JDATA
r
Toggle Fields.

JDATA

Bits 0-15: Injected data.

JDR4

injected data register x

Offset: 0x48, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
JDATA
r
Toggle Fields.

JDATA

Bits 0-15: Injected data.

DR

regular data register

Offset: 0x4C, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DATA
r
Toggle Fields.

DATA

Bits 0-15: Regular data.

AFIO

0x40010000: Alternate function I/O

0/42 fields covered. Toggle Registers.

EVCR

Event Control Register (AFIO_EVCR)

Offset: 0x0, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EVOE
rw
PORT
rw
PIN
rw
Toggle Fields.

PIN

Bits 0-3: Pin selection.

PORT

Bits 4-6: Port selection.

EVOE

Bit 7: Event Output Enable.

MAPR

AF remap and debug I/O configuration register (AFIO_MAPR)

Offset: 0x4, reset: 0x00000000, access: Unspecified

0/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SWJ_CFG
w
TIM5CH4_IREMAP
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PD01_REMAP
rw
TIM4_REMAP
rw
TIM3_REMAP
rw
TIM2_REMAP
rw
TIM1_REMAP
rw
USART3_REMAP
rw
USART2_REMAP
rw
USART1_REMAP
rw
I2C1_REMAP
rw
SPI1_REMAP
rw
Toggle Fields.

SPI1_REMAP

Bit 0: SPI1 remapping.

I2C1_REMAP

Bit 1: I2C1 remapping.

USART1_REMAP

Bit 2: USART1 remapping.

USART2_REMAP

Bit 3: USART2 remapping.

USART3_REMAP

Bits 4-5: USART3 remapping.

TIM1_REMAP

Bits 6-7: TIM1 remapping.

TIM2_REMAP

Bits 8-9: TIM2 remapping.

TIM3_REMAP

Bits 10-11: TIM3 remapping.

TIM4_REMAP

Bit 12: TIM4 remapping.

PD01_REMAP

Bit 15: Port D0/Port D1 mapping on OSCIN/OSCOUT.

TIM5CH4_IREMAP

Bit 16: Set and cleared by software.

SWJ_CFG

Bits 24-26: Serial wire JTAG configuration.

EXTICR1

External interrupt configuration register 1 (AFIO_EXTICR1)

Offset: 0x8, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EXTI3
rw
EXTI2
rw
EXTI1
rw
EXTI0
rw
Toggle Fields.

EXTI0

Bits 0-3: EXTI0 configuration.

EXTI1

Bits 4-7: EXTI1 configuration.

EXTI2

Bits 8-11: EXTI2 configuration.

EXTI3

Bits 12-15: EXTI3 configuration.

EXTICR2

External interrupt configuration register 2 (AFIO_EXTICR2)

Offset: 0xC, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EXTI7
rw
EXTI6
rw
EXTI5
rw
EXTI4
rw
Toggle Fields.

EXTI4

Bits 0-3: EXTI4 configuration.

EXTI5

Bits 4-7: EXTI5 configuration.

EXTI6

Bits 8-11: EXTI6 configuration.

EXTI7

Bits 12-15: EXTI7 configuration.

EXTICR3

External interrupt configuration register 3 (AFIO_EXTICR3)

Offset: 0x10, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EXTI11
rw
EXTI10
rw
EXTI9
rw
EXTI8
rw
Toggle Fields.

EXTI8

Bits 0-3: EXTI8 configuration.

EXTI9

Bits 4-7: EXTI9 configuration.

EXTI10

Bits 8-11: EXTI10 configuration.

EXTI11

Bits 12-15: EXTI11 configuration.

EXTICR4

External interrupt configuration register 4 (AFIO_EXTICR4)

Offset: 0x14, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EXTI15
rw
EXTI14
rw
EXTI13
rw
EXTI12
rw
Toggle Fields.

EXTI12

Bits 0-3: EXTI12 configuration.

EXTI13

Bits 4-7: EXTI13 configuration.

EXTI14

Bits 8-11: EXTI14 configuration.

EXTI15

Bits 12-15: EXTI15 configuration.

MAPR2

AF remap and debug I/O configuration register

Offset: 0x1C, reset: 0x00000000, access: read-write

0/11 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MISC_REMAP
rw
TIM12_REMAP
rw
TIM67_DAC_DMA_REMAP
rw
FSMC_NADV
rw
TIM14_REMAP
rw
TIM13_REMAP
rw
TIM1_DMA_REMAP
rw
CEC_REMAP
rw
TIM17_REMAP
rw
TIM16_REMAP
rw
TIM15_REMAP
rw
Toggle Fields.

TIM15_REMAP

Bit 0: TIM15 remapping.

TIM16_REMAP

Bit 1: TIM16 remapping.

TIM17_REMAP

Bit 2: TIM17 remapping.

CEC_REMAP

Bit 3: CEC remapping.

TIM1_DMA_REMAP

Bit 4: TIM1 DMA remapping.

TIM13_REMAP

Bit 8: TIM13 remapping.

TIM14_REMAP

Bit 9: TIM14 remapping.

FSMC_NADV

Bit 10: NADV connect/disconnect.

TIM67_DAC_DMA_REMAP

Bit 11: TIM67_DAC DMA remapping.

TIM12_REMAP

Bit 12: TIM12 remapping.

MISC_REMAP

Bit 13: Miscellaneous features remapping.

BKP

0x40006C04: Backup registers

12/13 fields covered. Toggle Registers.

DR%s

Backup data register (BKP_DR)

Offset: 0x0, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
D
rw
Toggle Fields.

D

Bits 0-15: Backup data.

Allowed values: 0-65535

RTCCR

RTC clock calibration register (BKP_RTCCR)

Offset: 0x28, reset: 0x00000000, access: read-write

3/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ASOS
rw
ASOE
rw
CCO
rw
CAL
rw
Toggle Fields.

CAL

Bits 0-6: Calibration value.

Allowed values: 0-121

CCO

Bit 7: Calibration Clock Output.

ASOE

Bit 8: Alarm or second output enable.

Allowed values:
0: Disabled: Disabled
1: Enabled: Setting this bit outputs either the RTC Alarm pulse signal or the Second pulse signal on the TAMPER pin depending on the ASOS bit

ASOS

Bit 9: Alarm or second output selection.

Allowed values:
0: Alarm: RTC Alarm pulse output selected
1: Second: RTC Second pulse output selected

CR

Backup control register (BKP_CR)

Offset: 0x2C, reset: 0x00000000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TPAL
rw
TPE
rw
Toggle Fields.

TPE

Bit 0: Tamper pin enable.

Allowed values:
0: General: The TAMPER pin is free for general purpose I/O
1: Alternate: Tamper alternate I/O function is activated

TPAL

Bit 1: Tamper pin active level.

Allowed values:
0: High: A high level on the TAMPER pin resets all data backup registers (if TPE bit is set)
1: Low: A low level on the TAMPER pin resets all data backup registers (if TPE bit is set)

CSR

BKP_CSR control/status register (BKP_CSR)

Offset: 0x30, reset: 0x00000000, access: Unspecified

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TIF
r
TEF
r
TPIE
rw
CTI
w
CTE
w
Toggle Fields.

CTE

Bit 0: Clear Tamper event.

Allowed values:
1: Reset: Reset the TEF Tamper event flag (and the Tamper detector)

CTI

Bit 1: Clear Tamper Interrupt.

Allowed values:
1: Clear: Clear the Tamper interrupt and the TIF Tamper interrupt flag

TPIE

Bit 2: Tamper Pin interrupt enable.

Allowed values:
0: Disabled: Tamper interrupt disabled
1: Enabled: Tamper interrupt enabled (the TPE bit must also be set in the BKP_CR register

TEF

Bit 8: Tamper Event Flag.

TIF

Bit 9: Tamper Interrupt Flag.

BKP_DR%s

Backup data register (BKP_DR)

Offset: 0x3C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
D
rw
Toggle Fields.

D

Bits 0-15: Backup data.

Allowed values: 0-65535

CEC

0x40007800: HDMI-CEC controller

8/23 fields covered. Toggle Registers.

CFGR

configuration register

Offset: 0x0, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BPEM
rw
BTEM
rw
IE
rw
PE
rw
Toggle Fields.

PE

Bit 0: Peripheral enable.

IE

Bit 1: Interrupt enable.

BTEM

Bit 2: Bit timing error mode.

BPEM

Bit 3: Bit period error mode.

OAR

CEC own address register

Offset: 0x4, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OA
rw
Toggle Fields.

OA

Bits 0-3: Own address.

PRES

Rx Data Register

Offset: 0x8, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PRESC
rw
Toggle Fields.

PRESC

Bits 0-13: CEC Rx Data Register.

ESR

CEC error status register

Offset: 0xC, reset: 0x00000000, access: read-only

7/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TBTFE
r
LINE
r
ACKE
r
SBE
r
RBTFE
r
BPE
r
BTE
r
Toggle Fields.

BTE

Bit 0: Bit timing error.

BPE

Bit 1: Bit period error.

RBTFE

Bit 2: Rx block transfer finished error.

SBE

Bit 3: Start bit error.

ACKE

Bit 4: Block acknowledge error.

LINE

Bit 5: Line error.

TBTFE

Bit 6: Tx block transfer finished error.

CSR

CEC control and status register

Offset: 0x10, reset: 0x00000000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RBTF
rw
RERR
rw
REOM
rw
RSOM
rw
TBTRF
rw
TERR
rw
TEOM
rw
TSOM
rw
Toggle Fields.

TSOM

Bit 0: Tx start of message.

TEOM

Bit 1: Tx end of message.

TERR

Bit 2: Tx error.

TBTRF

Bit 3: Tx byte transfer request or block transfer finished.

RSOM

Bit 4: Rx start of message.

REOM

Bit 5: Rx end of message.

RERR

Bit 6: Rx error.

RBTF

Bit 7: Rx byte/block transfer finished.

TXD

CEC Tx data register

Offset: 0x14, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TXD
rw
Toggle Fields.

TXD

Bits 0-7: Tx Data register.

RXD

CEC Rx data register

Offset: 0x18, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RXD
r
Toggle Fields.

RXD

Bits 0-7: Rx data.

CRC

0x40023000: CRC calculation unit

3/3 fields covered. Toggle Registers.

DR

Data register

Offset: 0x0, reset: 0xFFFFFFFF, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DR
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-31: Data Register.

Allowed values: 0-4294967295

IDR

Independent Data register

Offset: 0x4, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR
rw
Toggle Fields.

IDR

Bits 0-7: Independent Data register.

Allowed values: 0-255

CR

Control register

Offset: 0x8, reset: 0x00000000, access: write-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RESET
w
Toggle Fields.

RESET

Bit 0: Reset bit.

Allowed values:
1: Reset: Resets the CRC calculation unit and sets the data register to 0xFFFF FFFF

DAC

0x40007400: Digital to analog converter

34/34 fields covered. Toggle Registers.

CR

Control register (DAC_CR)

Offset: 0x0, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DMAUDRIE2
rw
DMAEN2
rw
MAMP2
rw
WAVE2
rw
TSEL2
rw
TEN2
rw
BOFF2
rw
EN2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAUDRIE1
rw
DMAEN1
rw
MAMP1
rw
WAVE1
rw
TSEL1
rw
TEN1
rw
BOFF1
rw
EN1
rw
Toggle Fields.

EN1

Bit 0: DAC channel1 enable.

Allowed values:
0: Disabled: DAC channel X disabled
1: Enabled: DAC channel X enabled

BOFF1

Bit 1: DAC channel1 output buffer disable.

Allowed values:
0: Enabled: DAC channel X output buffer enabled
1: Disabled: DAC channel X output buffer disabled

TEN1

Bit 2: DAC channel1 trigger enable.

Allowed values:
0: Disabled: DAC channel X trigger disabled
1: Enabled: DAC channel X trigger enabled

TSEL1

Bits 3-5: DAC channel1 trigger selection.

Allowed values:
0: TIM6_TRGO: Timer 6 TRGO event
1: TIM3_TRGO: Timer 3 TRGO event
2: TIM7_TRGO: Timer 7 TRGO event
3: TIM15_TRGO: Timer 15 TRGO event
4: TIM2_TRGO: Timer 2 TRGO event
6: EXTI9: EXTI line9
7: SOFTWARE: Software trigger

WAVE1

Bits 6-7: DAC channel1 noise/triangle wave generation enable.

Allowed values:
0: Disabled: Wave generation disabled
1: Noise: Noise wave generation enabled
2: Triangle: Triangle wave generation enabled

MAMP1

Bits 8-11: DAC channel1 mask/amplitude selector.

Allowed values: 0-15

DMAEN1

Bit 12: DAC channel1 DMA enable.

Allowed values:
0: Disabled: DAC channel X DMA mode disabled
1: Enabled: DAC channel X DMA mode enabled

DMAUDRIE1

Bit 13: DAC channel1 DMA underrun interrupt enable.

Allowed values:
0: Disabled: DAC channel X DMA Underrun Interrupt disabled
1: Enabled: DAC channel X DMA Underrun Interrupt enabled

EN2

Bit 16: DAC channel2 enable.

Allowed values:
0: Disabled: DAC channel X disabled
1: Enabled: DAC channel X enabled

BOFF2

Bit 17: DAC channel2 output buffer disable.

Allowed values:
0: Enabled: DAC channel X output buffer enabled
1: Disabled: DAC channel X output buffer disabled

TEN2

Bit 18: DAC channel2 trigger enable.

Allowed values:
0: Disabled: DAC channel X trigger disabled
1: Enabled: DAC channel X trigger enabled

TSEL2

Bits 19-21: DAC channel2 trigger selection.

Allowed values:
0: TIM6_TRGO: Timer 6 TRGO event
1: TIM8_TRGO: Timer 8 TRGO event
2: TIM7_TRGO: Timer 7 TRGO event
3: TIM5_TRGO: Timer 5 TRGO event
4: TIM2_TRGO: Timer 2 TRGO event
5: TIM4_TRGO: Timer 4 TRGO event
6: EXTI9: EXTI line9
7: SOFTWARE: Software trigger

WAVE2

Bits 22-23: DAC channel2 noise/triangle wave generation enable.

Allowed values:
0: Disabled: Wave generation disabled
1: Noise: Noise wave generation enabled
2: Triangle: Triangle wave generation enabled

MAMP2

Bits 24-27: DAC channel2 mask/amplitude selector.

Allowed values: 0-15

DMAEN2

Bit 28: DAC channel2 DMA enable.

Allowed values:
0: Disabled: DAC channel X DMA mode disabled
1: Enabled: DAC channel X DMA mode enabled

DMAUDRIE2

Bit 29: DAC channel2 DMA underrun interrupt enable.

Allowed values:
0: Disabled: DAC channel X DMA Underrun Interrupt disabled
1: Enabled: DAC channel X DMA Underrun Interrupt enabled

SWTRIGR

DAC software trigger register (DAC_SWTRIGR)

Offset: 0x4, reset: 0x00000000, access: write-only

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SWTRIG2
w
SWTRIG1
w
Toggle Fields.

SWTRIG1

Bit 0: DAC channel1 software trigger.

Allowed values:
0: Disabled: DAC channel X software trigger disabled
1: Enabled: DAC channel X software trigger enabled

SWTRIG2

Bit 1: DAC channel2 software trigger.

Allowed values:
0: Disabled: DAC channel X software trigger disabled
1: Enabled: DAC channel X software trigger enabled

DHR12R1

DAC channel1 12-bit right-aligned data holding register(DAC_DHR12R1)

Offset: 0x8, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC1DHR
rw
Toggle Fields.

DACC1DHR

Bits 0-11: DAC channel1 12-bit right-aligned data.

Allowed values: 0-4096

DHR12L1

DAC channel1 12-bit left aligned data holding register (DAC_DHR12L1)

Offset: 0xC, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC1DHR
rw
Toggle Fields.

DACC1DHR

Bits 4-15: DAC channel1 12-bit left-aligned data.

Allowed values: 0-4096

DHR8R1

DAC channel1 8-bit right aligned data holding register (DAC_DHR8R1)

Offset: 0x10, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC1DHR
rw
Toggle Fields.

DACC1DHR

Bits 0-7: DAC channel1 8-bit right-aligned data.

Allowed values: 0-255

DHR12R2

DAC channel2 12-bit right aligned data holding register (DAC_DHR12R2)

Offset: 0x14, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC2DHR
rw
Toggle Fields.

DACC2DHR

Bits 0-11: DAC channel2 12-bit right-aligned data.

Allowed values: 0-4096

DHR12L2

DAC channel2 12-bit left aligned data holding register (DAC_DHR12L2)

Offset: 0x18, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC2DHR
rw
Toggle Fields.

DACC2DHR

Bits 4-15: DAC channel2 12-bit left-aligned data.

Allowed values: 0-4096

DHR8R2

DAC channel2 8-bit right-aligned data holding register (DAC_DHR8R2)

Offset: 0x1C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC2DHR
rw
Toggle Fields.

DACC2DHR

Bits 0-7: DAC channel2 8-bit right-aligned data.

Allowed values: 0-255

DHR12RD

Dual DAC 12-bit right-aligned data holding register (DAC_DHR12RD), Bits 31:28 Reserved, Bits 15:12 Reserved

Offset: 0x20, reset: 0x00000000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DACC2DHR
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC1DHR
rw
Toggle Fields.

DACC1DHR

Bits 0-11: DAC channel1 12-bit right-aligned data.

Allowed values: 0-4096

DACC2DHR

Bits 16-27: DAC channel2 12-bit right-aligned data.

Allowed values: 0-4096

DHR12LD

DUAL DAC 12-bit left aligned data holding register (DAC_DHR12LD), Bits 19:16 Reserved, Bits 3:0 Reserved

Offset: 0x24, reset: 0x00000000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DACC2DHR
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC1DHR
rw
Toggle Fields.

DACC1DHR

Bits 4-15: DAC channel1 12-bit left-aligned data.

Allowed values: 0-4096

DACC2DHR

Bits 20-31: DAC channel2 12-bit right-aligned data.

Allowed values: 0-4096

DHR8RD

DUAL DAC 8-bit right aligned data holding register (DAC_DHR8RD), Bits 31:16 Reserved

Offset: 0x28, reset: 0x00000000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC2DHR
rw
DACC1DHR
rw
Toggle Fields.

DACC1DHR

Bits 0-7: DAC channel1 8-bit right-aligned data.

Allowed values: 0-255

DACC2DHR

Bits 8-15: DAC channel2 8-bit right-aligned data.

Allowed values: 0-255

DOR1

DAC channel1 data output register (DAC_DOR1)

Offset: 0x2C, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC1DOR
r
Toggle Fields.

DACC1DOR

Bits 0-11: DAC channel1 data output.

DOR2

DAC channel2 data output register (DAC_DOR2)

Offset: 0x30, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DACC2DOR
r
Toggle Fields.

DACC2DOR

Bits 0-11: DAC channel2 data output.

SR

DAC status register

Offset: 0x34, reset: 0x00000000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DMAUDR2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAUDR1
rw
Toggle Fields.

DMAUDR1

Bit 13: DAC channel1 DMA underrun flag.

Allowed values:
0: NoUnderrun: No DMA underrun error condition occurred for DAC channel X
1: Underrun: DMA underrun error condition occurred for DAC channel X

DMAUDR2

Bit 29: DAC channel2 DMA underrun flag.

Allowed values:
0: NoUnderrun: No DMA underrun error condition occurred for DAC channel X
1: Underrun: DMA underrun error condition occurred for DAC channel X

DBGMCU

0xE0042000: Debug support

2/24 fields covered. Toggle Registers.

IDCODE

DBGMCU_IDCODE

Offset: 0x0, reset: 0x0, access: read-only

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
REV_ID
r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DEV_ID
r
Toggle Fields.

DEV_ID

Bits 0-11: DEV_ID.

REV_ID

Bits 16-31: REV_ID.

CR

DBGMCU_CR

Offset: 0x4, reset: 0x0, access: read-write

0/22 fields covered.

DBG_SLEEP

Bit 0: DBG_SLEEP.

DBG_STOP

Bit 1: DBG_STOP.

DBG_STANDBY

Bit 2: DBG_STANDBY.

TRACE_IOEN

Bit 5: TRACE_IOEN.

TRACE_MODE

Bits 6-7: TRACE_MODE.

DBG_IWDG_STOP

Bit 8: DBG_IWDG_STOP.

DBG_WWDG_STOP

Bit 9: DBG_WWDG_STOP.

DBG_TIM1_STOP

Bit 10: DBG_TIM1_STOP.

DBG_TIM2_STOP

Bit 11: DBG_TIM2_STOP.

DBG_TIM3_STOP

Bit 12: DBG_TIM3_STOP.

DBG_TIM4_STOP

Bit 13: DBG_TIM4_STOP.

DBG_I2C1_SMBUS_TIMEOUT

Bit 15: DBG_I2C1_SMBUS_TIMEOUT.

DBG_I2C2_SMBUS_TIMEOUT

Bit 16: DBG_I2C2_SMBUS_TIMEOUT.

DBG_TIM5_STOP

Bit 18: DBG_TIM5_STOP.

DBG_TIM6_STOP

Bit 19: DBG_TIM6_STOP.

DBG_TIM7_STOP

Bit 20: DBG_TIM7_STOP.

DBG_TIM15_STOP

Bit 22: DBG_TIM15_STOP.

DBG_TIM16_STOP

Bit 23: DBG_TIM16_STOP.

DBG_TIM17_STOP

Bit 24: DBG_TIM17_STOP.

DBG_TIM12_STOP

Bit 25: DBG_TIM12_STOP.

DBG_TIM13_STOP

Bit 26: DBG_TIM13_STOP.

DBG_TIM14_STOP

Bit 27: DBG_TIM14_STOP.

DMA1

0x40020000: DMA controller

69/71 fields covered. Toggle Registers.

CR

DMA channel configuration register (DMA_CCR)

Offset: 0x0, reset: 0x00000000, access: read-write

12/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MEM2MEM
rw
PL
rw
MSIZE
rw
PSIZE
rw
MINC
rw
PINC
rw
CIRC
rw
DIR
rw
TEIE
rw
HTIE
rw
TCIE
rw
EN
rw
Toggle Fields.

EN

Bit 0: Channel enable.

Allowed values:
0: Disabled: Channel disabled
1: Enabled: Channel enabled

TCIE

Bit 1: Transfer complete interrupt enable.

Allowed values:
0: Disabled: Transfer Complete interrupt disabled
1: Enabled: Transfer Complete interrupt enabled

HTIE

Bit 2: Half Transfer interrupt enable.

Allowed values:
0: Disabled: Half Transfer interrupt disabled
1: Enabled: Half Transfer interrupt enabled

TEIE

Bit 3: Transfer error interrupt enable.

Allowed values:
0: Disabled: Transfer Error interrupt disabled
1: Enabled: Transfer Error interrupt enabled

DIR

Bit 4: Data transfer direction.

Allowed values:
0: FromPeripheral: Read from peripheral
1: FromMemory: Read from memory

CIRC

Bit 5: Circular mode.

Allowed values:
0: Disabled: Circular buffer disabled
1: Enabled: Circular buffer enabled

PINC

Bit 6: Peripheral increment mode.

Allowed values:
0: Disabled: Increment mode disabled
1: Enabled: Increment mode enabled

MINC

Bit 7: Memory increment mode.

Allowed values:
0: Disabled: Increment mode disabled
1: Enabled: Increment mode enabled

PSIZE

Bits 8-9: Peripheral size.

Allowed values:
0: Bits8: 8-bit size
1: Bits16: 16-bit size
2: Bits32: 32-bit size

MSIZE

Bits 10-11: Memory size.

Allowed values:
0: Bits8: 8-bit size
1: Bits16: 16-bit size
2: Bits32: 32-bit size

PL

Bits 12-13: Channel Priority level.

Allowed values:
0: Low: Low priority
1: Medium: Medium priority
2: High: High priority
3: VeryHigh: Very high priority

MEM2MEM

Bit 14: Memory to memory mode.

Allowed values:
0: Disabled: Memory to memory mode disabled
1: Enabled: Memory to memory mode enabled

NDTR

DMA channel 1 number of data register

Offset: 0x4, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
NDT
rw
Toggle Fields.

NDT

Bits 0-15: Number of data to transfer.

Allowed values: 0-65535

PAR

DMA channel 1 peripheral address register

Offset: 0x8, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PA
rw
Toggle Fields.

PA

Bits 0-31: Peripheral address.

MAR

DMA channel 1 memory address register

Offset: 0xC, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
MA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MA
rw
Toggle Fields.

MA

Bits 0-31: Memory address.

DMA2

0x40020400: DMA controller

69/71 fields covered. Toggle Registers.

CR

DMA channel configuration register (DMA_CCR)

Offset: 0x0, reset: 0x00000000, access: read-write

12/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MEM2MEM
rw
PL
rw
MSIZE
rw
PSIZE
rw
MINC
rw
PINC
rw
CIRC
rw
DIR
rw
TEIE
rw
HTIE
rw
TCIE
rw
EN
rw
Toggle Fields.

EN

Bit 0: Channel enable.

Allowed values:
0: Disabled: Channel disabled
1: Enabled: Channel enabled

TCIE

Bit 1: Transfer complete interrupt enable.

Allowed values:
0: Disabled: Transfer Complete interrupt disabled
1: Enabled: Transfer Complete interrupt enabled

HTIE

Bit 2: Half Transfer interrupt enable.

Allowed values:
0: Disabled: Half Transfer interrupt disabled
1: Enabled: Half Transfer interrupt enabled

TEIE

Bit 3: Transfer error interrupt enable.

Allowed values:
0: Disabled: Transfer Error interrupt disabled
1: Enabled: Transfer Error interrupt enabled

DIR

Bit 4: Data transfer direction.

Allowed values:
0: FromPeripheral: Read from peripheral
1: FromMemory: Read from memory

CIRC

Bit 5: Circular mode.

Allowed values:
0: Disabled: Circular buffer disabled
1: Enabled: Circular buffer enabled

PINC

Bit 6: Peripheral increment mode.

Allowed values:
0: Disabled: Increment mode disabled
1: Enabled: Increment mode enabled

MINC

Bit 7: Memory increment mode.

Allowed values:
0: Disabled: Increment mode disabled
1: Enabled: Increment mode enabled

PSIZE

Bits 8-9: Peripheral size.

Allowed values:
0: Bits8: 8-bit size
1: Bits16: 16-bit size
2: Bits32: 32-bit size

MSIZE

Bits 10-11: Memory size.

Allowed values:
0: Bits8: 8-bit size
1: Bits16: 16-bit size
2: Bits32: 32-bit size

PL

Bits 12-13: Channel Priority level.

Allowed values:
0: Low: Low priority
1: Medium: Medium priority
2: High: High priority
3: VeryHigh: Very high priority

MEM2MEM

Bit 14: Memory to memory mode.

Allowed values:
0: Disabled: Memory to memory mode disabled
1: Enabled: Memory to memory mode enabled

NDTR

DMA channel 1 number of data register

Offset: 0x4, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
NDT
rw
Toggle Fields.

NDT

Bits 0-15: Number of data to transfer.

Allowed values: 0-65535

PAR

DMA channel 1 peripheral address register

Offset: 0x8, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PA
rw
Toggle Fields.

PA

Bits 0-31: Peripheral address.

MAR

DMA channel 1 memory address register

Offset: 0xC, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
MA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MA
rw
Toggle Fields.

MA

Bits 0-31: Memory address.

EXTI

0x40010400: EXTI

108/108 fields covered. Toggle Registers.

IMR

Interrupt mask register (EXTI_IMR)

Offset: 0x0, reset: 0x00000000, access: read-write

18/18 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
MR17
rw
MR16
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MR15
rw
MR14
rw
MR13
rw
MR12
rw
MR11
rw
MR10
rw
MR9
rw
MR8
rw
MR7
rw
MR6
rw
MR5
rw
MR4
rw
MR3
rw
MR2
rw
MR1
rw
MR0
rw
Toggle Fields.

MR0

Bit 0: Interrupt Mask on line 0.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR1

Bit 1: Interrupt Mask on line 1.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR2

Bit 2: Interrupt Mask on line 2.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR3

Bit 3: Interrupt Mask on line 3.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR4

Bit 4: Interrupt Mask on line 4.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR5

Bit 5: Interrupt Mask on line 5.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR6

Bit 6: Interrupt Mask on line 6.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR7

Bit 7: Interrupt Mask on line 7.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR8

Bit 8: Interrupt Mask on line 8.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR9

Bit 9: Interrupt Mask on line 9.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR10

Bit 10: Interrupt Mask on line 10.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR11

Bit 11: Interrupt Mask on line 11.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR12

Bit 12: Interrupt Mask on line 12.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR13

Bit 13: Interrupt Mask on line 13.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR14

Bit 14: Interrupt Mask on line 14.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR15

Bit 15: Interrupt Mask on line 15.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR16

Bit 16: Interrupt Mask on line 16.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR17

Bit 17: Interrupt Mask on line 17.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

EMR

Event mask register (EXTI_EMR)

Offset: 0x4, reset: 0x00000000, access: read-write

18/18 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
MR17
rw
MR16
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MR15
rw
MR14
rw
MR13
rw
MR12
rw
MR11
rw
MR10
rw
MR9
rw
MR8
rw
MR7
rw
MR6
rw
MR5
rw
MR4
rw
MR3
rw
MR2
rw
MR1
rw
MR0
rw
Toggle Fields.

MR0

Bit 0: Event Mask on line 0.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR1

Bit 1: Event Mask on line 1.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR2

Bit 2: Event Mask on line 2.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR3

Bit 3: Event Mask on line 3.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR4

Bit 4: Event Mask on line 4.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR5

Bit 5: Event Mask on line 5.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR6

Bit 6: Event Mask on line 6.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR7

Bit 7: Event Mask on line 7.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR8

Bit 8: Event Mask on line 8.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR9

Bit 9: Event Mask on line 9.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR10

Bit 10: Event Mask on line 10.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR11

Bit 11: Event Mask on line 11.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR12

Bit 12: Event Mask on line 12.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR13

Bit 13: Event Mask on line 13.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR14

Bit 14: Event Mask on line 14.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR15

Bit 15: Event Mask on line 15.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR16

Bit 16: Event Mask on line 16.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

MR17

Bit 17: Event Mask on line 17.

Allowed values:
0: Masked: Interrupt request line is masked
1: Unmasked: Interrupt request line is unmasked

RTSR

Rising Trigger selection register (EXTI_RTSR)

Offset: 0x8, reset: 0x00000000, access: read-write

18/18 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
TR17
rw
TR16
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TR15
rw
TR14
rw
TR13
rw
TR12
rw
TR11
rw
TR10
rw
TR9
rw
TR8
rw
TR7
rw
TR6
rw
TR5
rw
TR4
rw
TR3
rw
TR2
rw
TR1
rw
TR0
rw
Toggle Fields.

TR0

Bit 0: Rising trigger event configuration of line 0.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR1

Bit 1: Rising trigger event configuration of line 1.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR2

Bit 2: Rising trigger event configuration of line 2.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR3

Bit 3: Rising trigger event configuration of line 3.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR4

Bit 4: Rising trigger event configuration of line 4.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR5

Bit 5: Rising trigger event configuration of line 5.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR6

Bit 6: Rising trigger event configuration of line 6.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR7

Bit 7: Rising trigger event configuration of line 7.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR8

Bit 8: Rising trigger event configuration of line 8.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR9

Bit 9: Rising trigger event configuration of line 9.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR10

Bit 10: Rising trigger event configuration of line 10.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR11

Bit 11: Rising trigger event configuration of line 11.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR12

Bit 12: Rising trigger event configuration of line 12.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR13

Bit 13: Rising trigger event configuration of line 13.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR14

Bit 14: Rising trigger event configuration of line 14.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR15

Bit 15: Rising trigger event configuration of line 15.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR16

Bit 16: Rising trigger event configuration of line 16.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

TR17

Bit 17: Rising trigger event configuration of line 17.

Allowed values:
0: Disabled: Rising edge trigger is disabled
1: Enabled: Rising edge trigger is enabled

FTSR

Falling Trigger selection register (EXTI_FTSR)

Offset: 0xC, reset: 0x00000000, access: read-write

18/18 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
TR17
rw
TR16
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TR15
rw
TR14
rw
TR13
rw
TR12
rw
TR11
rw
TR10
rw
TR9
rw
TR8
rw
TR7
rw
TR6
rw
TR5
rw
TR4
rw
TR3
rw
TR2
rw
TR1
rw
TR0
rw
Toggle Fields.

TR0

Bit 0: Falling trigger event configuration of line 0.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR1

Bit 1: Falling trigger event configuration of line 1.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR2

Bit 2: Falling trigger event configuration of line 2.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR3

Bit 3: Falling trigger event configuration of line 3.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR4

Bit 4: Falling trigger event configuration of line 4.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR5

Bit 5: Falling trigger event configuration of line 5.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR6

Bit 6: Falling trigger event configuration of line 6.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR7

Bit 7: Falling trigger event configuration of line 7.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR8

Bit 8: Falling trigger event configuration of line 8.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR9

Bit 9: Falling trigger event configuration of line 9.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR10

Bit 10: Falling trigger event configuration of line 10.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR11

Bit 11: Falling trigger event configuration of line 11.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR12

Bit 12: Falling trigger event configuration of line 12.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR13

Bit 13: Falling trigger event configuration of line 13.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR14

Bit 14: Falling trigger event configuration of line 14.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR15

Bit 15: Falling trigger event configuration of line 15.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR16

Bit 16: Falling trigger event configuration of line 16.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

TR17

Bit 17: Falling trigger event configuration of line 17.

Allowed values:
0: Disabled: Falling edge trigger is disabled
1: Enabled: Falling edge trigger is enabled

SWIER

Software interrupt event register (EXTI_SWIER)

Offset: 0x10, reset: 0x00000000, access: read-write

18/18 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SWIER17
rw
SWIER16
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SWIER15
rw
SWIER14
rw
SWIER13
rw
SWIER12
rw
SWIER11
rw
SWIER10
rw
SWIER9
rw
SWIER8
rw
SWIER7
rw
SWIER6
rw
SWIER5
rw
SWIER4
rw
SWIER3
rw
SWIER2
rw
SWIER1
rw
SWIER0
rw
Toggle Fields.

SWIER0

Bit 0: Software Interrupt on line 0.

Allowed values:
1: Pend: Generates an interrupt request

SWIER1

Bit 1: Software Interrupt on line 1.

Allowed values:
1: Pend: Generates an interrupt request

SWIER2

Bit 2: Software Interrupt on line 2.

Allowed values:
1: Pend: Generates an interrupt request

SWIER3

Bit 3: Software Interrupt on line 3.

Allowed values:
1: Pend: Generates an interrupt request

SWIER4

Bit 4: Software Interrupt on line 4.

Allowed values:
1: Pend: Generates an interrupt request

SWIER5

Bit 5: Software Interrupt on line 5.

Allowed values:
1: Pend: Generates an interrupt request

SWIER6

Bit 6: Software Interrupt on line 6.

Allowed values:
1: Pend: Generates an interrupt request

SWIER7

Bit 7: Software Interrupt on line 7.

Allowed values:
1: Pend: Generates an interrupt request

SWIER8

Bit 8: Software Interrupt on line 8.

Allowed values:
1: Pend: Generates an interrupt request

SWIER9

Bit 9: Software Interrupt on line 9.

Allowed values:
1: Pend: Generates an interrupt request

SWIER10

Bit 10: Software Interrupt on line 10.

Allowed values:
1: Pend: Generates an interrupt request

SWIER11

Bit 11: Software Interrupt on line 11.

Allowed values:
1: Pend: Generates an interrupt request

SWIER12

Bit 12: Software Interrupt on line 12.

Allowed values:
1: Pend: Generates an interrupt request

SWIER13

Bit 13: Software Interrupt on line 13.

Allowed values:
1: Pend: Generates an interrupt request

SWIER14

Bit 14: Software Interrupt on line 14.

Allowed values:
1: Pend: Generates an interrupt request

SWIER15

Bit 15: Software Interrupt on line 15.

Allowed values:
1: Pend: Generates an interrupt request

SWIER16

Bit 16: Software Interrupt on line 16.

Allowed values:
1: Pend: Generates an interrupt request

SWIER17

Bit 17: Software Interrupt on line 17.

Allowed values:
1: Pend: Generates an interrupt request

PR

Pending register (EXTI_PR)

Offset: 0x14, reset: 0x00000000, access: read-write

18/18 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PR17
rw
PR16
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PR15
rw
PR14
rw
PR13
rw
PR12
rw
PR11
rw
PR10
rw
PR9
rw
PR8
rw
PR7
rw
PR6
rw
PR5
rw
PR4
rw
PR3
rw
PR2
rw
PR1
rw
PR0
rw
Toggle Fields.

PR0

Bit 0: Pending bit 0.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR1

Bit 1: Pending bit 1.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR2

Bit 2: Pending bit 2.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR3

Bit 3: Pending bit 3.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR4

Bit 4: Pending bit 4.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR5

Bit 5: Pending bit 5.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR6

Bit 6: Pending bit 6.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR7

Bit 7: Pending bit 7.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR8

Bit 8: Pending bit 8.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR9

Bit 9: Pending bit 9.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR10

Bit 10: Pending bit 10.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR11

Bit 11: Pending bit 11.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR12

Bit 12: Pending bit 12.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR13

Bit 13: Pending bit 13.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR14

Bit 14: Pending bit 14.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR15

Bit 15: Pending bit 15.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR16

Bit 16: Pending bit 16.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

PR17

Bit 17: Pending bit 17.

Allowed values:
0: NotPending: No trigger request occurred
1: Pending: Selected trigger request occurred

FLASH

0x40022000: FLASH

9/26 fields covered. Toggle Registers.

ACR

Flash access control register

Offset: 0x0, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
HLFCYA
rw
Toggle Fields.

HLFCYA

Bit 3: Flash half cycle access enable.

KEYR

Flash key register

Offset: 0x4, reset: 0x00000000, access: write-only

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
KEY
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
KEY
w
Toggle Fields.

KEY

Bits 0-31: FPEC key.

OPTKEYR

Flash option key register

Offset: 0x8, reset: 0x00000000, access: write-only

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
OPTKEY
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OPTKEY
w
Toggle Fields.

OPTKEY

Bits 0-31: Option byte key.

SR

Status register

Offset: 0xC, reset: 0x00000000, access: Unspecified

1/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EOP
rw
WRPRTERR
rw
PGERR
rw
BSY
r
Toggle Fields.

BSY

Bit 0: Busy.

PGERR

Bit 2: Programming error.

WRPRTERR

Bit 4: Write protection error.

EOP

Bit 5: End of operation.

CR

Control register

Offset: 0x10, reset: 0x00000080, access: read-write

0/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EOPIE
rw
ERRIE
rw
OPTWRE
rw
LOCK
rw
STRT
rw
OPTER
rw
OPTPG
rw
MER
rw
PER
rw
PG
rw
Toggle Fields.

PG

Bit 0: Programming.

PER

Bit 1: Page Erase.

MER

Bit 2: Mass Erase.

OPTPG

Bit 4: Option byte programming.

OPTER

Bit 5: Option byte erase.

STRT

Bit 6: Start.

LOCK

Bit 7: Lock.

OPTWRE

Bit 9: Option bytes write enable.

ERRIE

Bit 10: Error interrupt enable.

EOPIE

Bit 12: End of operation interrupt enable.

AR

Flash address register

Offset: 0x14, reset: 0x00000000, access: write-only

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
FAR
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
FAR
w
Toggle Fields.

FAR

Bits 0-31: Flash Address.

OBR

Option byte register

Offset: 0x1C, reset: 0x03FFFFFC, access: read-only

7/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Data1
r
Data0
r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Data0
r
nRST_STDBY
r
nRST_STOP
r
WDG_SW
r
RDPRT
r
OPTERR
r
Toggle Fields.

OPTERR

Bit 0: Option byte error.

RDPRT

Bit 1: Read protection.

WDG_SW

Bit 2: WDG_SW.

nRST_STOP

Bit 3: nRST_STOP.

nRST_STDBY

Bit 4: nRST_STDBY.

Data0

Bits 10-17: Data0.

Data1

Bits 18-25: Data1.

WRPR

Write protection register

Offset: 0x20, reset: 0xFFFFFFFF, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
WRP
r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
WRP
r
Toggle Fields.

WRP

Bits 0-31: Write protect.

FSMC

0xA0000000: Flexible static memory controller

40/44 fields covered. Toggle Registers.

BCR1

SRAM/NOR-Flash chip-select control register 1

Offset: 0x0, reset: 0x000030D0, access: read-write

14/15 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CBURSTRW
rw
CPSIZE
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ASYNCWAIT
rw
EXTMOD
rw
WAITEN
rw
WREN
rw
WAITCFG
rw
WRAPMOD
rw
WAITPOL
rw
BURSTEN
rw
FACCEN
rw
MWID
rw
MTYP
rw
MUXEN
rw
MBKEN
rw
Toggle Fields.

MBKEN

Bit 0: MBKEN.

Allowed values:
0: Disabled: Corresponding memory bank is disabled
1: Enabled: Corresponding memory bank is enabled

MUXEN

Bit 1: MUXEN.

Allowed values:
0: Disabled: Address/Data non-multiplexed
1: Enabled: Address/Data multiplexed on databus

MTYP

Bits 2-3: MTYP.

Allowed values:
0: SRAM: SRAM memory type
1: PSRAM: PSRAM (CRAM) memory type
2: Flash: NOR Flash/OneNAND Flash

MWID

Bits 4-5: MWID.

Allowed values:
0: Bits8: Memory data bus width 8 bits
1: Bits16: Memory data bus width 16 bits
2: Bits32: Memory data bus width 32 bits

FACCEN

Bit 6: FACCEN.

Allowed values:
0: Disabled: Corresponding NOR Flash memory access is disabled
1: Enabled: Corresponding NOR Flash memory access is enabled

BURSTEN

Bit 8: BURSTEN.

Allowed values:
0: Disabled: Burst mode disabled
1: Enabled: Burst mode enabled

WAITPOL

Bit 9: WAITPOL.

Allowed values:
0: ActiveLow: NWAIT active low
1: ActiveHigh: NWAIT active high

WRAPMOD

Bit 10: WRAPMOD.

WAITCFG

Bit 11: WAITCFG.

Allowed values:
0: BeforeWaitState: NWAIT signal is active one data cycle before wait state
1: DuringWaitState: NWAIT signal is active during wait state

WREN

Bit 12: WREN.

Allowed values:
0: Disabled: Write operations disabled for the bank by the FMC
1: Enabled: Write operations enabled for the bank by the FMC

WAITEN

Bit 13: WAITEN.

Allowed values:
0: Disabled: Values inside the FMC_BWTR are taken into account
1: Enabled: NWAIT signal enabled

EXTMOD

Bit 14: EXTMOD.

Allowed values:
0: Disabled: Values inside the FMC_BWTR are not taken into account
1: Enabled: Values inside the FMC_BWTR are taken into account

ASYNCWAIT

Bit 15: ASYNCWAIT.

Allowed values:
0: Disabled: Wait signal not used in asynchronous mode
1: Enabled: Wait signal used even in asynchronous mode

CPSIZE

Bits 16-18: CRAM page size.

Allowed values:
0: NoBurstSplit: No burst split when crossing page boundary
1: Bytes128: 128 bytes CRAM page size
2: Bytes256: 256 bytes CRAM page size
3: Bytes512: 512 bytes CRAM page size
4: Bytes1024: 1024 bytes CRAM page size

CBURSTRW

Bit 19: CBURSTRW.

Allowed values:
1: Enabled: Write operations are performed in synchronous mode
0: Disabled: Write operations are always performed in asynchronous mode

BTR%s

SRAM/NOR-Flash chip-select timing register 1

Offset: 0x4, reset: 0xFFFFFFFF, access: read-write

7/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
ACCMOD
rw
DATLAT
rw
CLKDIV
rw
BUSTURN
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DATAST
rw
ADDHLD
rw
ADDSET
rw
Toggle Fields.

ADDSET

Bits 0-3: ADDSET.

Allowed values: 0-15

ADDHLD

Bits 4-7: ADDHLD.

Allowed values: 1-15

DATAST

Bits 8-15: DATAST.

Allowed values: 1-255

BUSTURN

Bits 16-19: BUSTURN.

Allowed values: 0-15

CLKDIV

Bits 20-23: CLKDIV.

Allowed values: 1-15

DATLAT

Bits 24-27: DATLAT.

Allowed values: 0-15

ACCMOD

Bits 28-29: ACCMOD.

Allowed values:
0: A: Access mode A
1: B: Access mode B
2: C: Access mode C
3: D: Access mode D

BCR%s

SRAM/NOR-Flash chip-select control register 2

Offset: 0x8, reset: 0x000030D0, access: read-write

14/15 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CBURSTRW
rw
CPSIZE
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ASYNCWAIT
rw
EXTMOD
rw
WAITEN
rw
WREN
rw
WAITCFG
rw
WRAPMOD
rw
WAITPOL
rw
BURSTEN
rw
FACCEN
rw
MWID
rw
MTYP
rw
MUXEN
rw
MBKEN
rw
Toggle Fields.

MBKEN

Bit 0: MBKEN.

Allowed values:
0: Disabled: Corresponding memory bank is disabled
1: Enabled: Corresponding memory bank is enabled

MUXEN

Bit 1: MUXEN.

Allowed values:
0: Disabled: Address/Data non-multiplexed
1: Enabled: Address/Data multiplexed on databus

MTYP

Bits 2-3: MTYP.

Allowed values:
0: SRAM: SRAM memory type
1: PSRAM: PSRAM (CRAM) memory type
2: Flash: NOR Flash/OneNAND Flash

MWID

Bits 4-5: MWID.

Allowed values:
0: Bits8: Memory data bus width 8 bits
1: Bits16: Memory data bus width 16 bits
2: Bits32: Memory data bus width 32 bits

FACCEN

Bit 6: FACCEN.

Allowed values:
0: Disabled: Corresponding NOR Flash memory access is disabled
1: Enabled: Corresponding NOR Flash memory access is enabled

BURSTEN

Bit 8: BURSTEN.

Allowed values:
0: Disabled: Burst mode disabled
1: Enabled: Burst mode enabled

WAITPOL

Bit 9: WAITPOL.

Allowed values:
0: ActiveLow: NWAIT active low
1: ActiveHigh: NWAIT active high

WRAPMOD

Bit 10: WRAPMOD.

WAITCFG

Bit 11: WAITCFG.

Allowed values:
0: BeforeWaitState: NWAIT signal is active one data cycle before wait state
1: DuringWaitState: NWAIT signal is active during wait state

WREN

Bit 12: WREN.

Allowed values:
0: Disabled: Write operations disabled for the bank by the FMC
1: Enabled: Write operations enabled for the bank by the FMC

WAITEN

Bit 13: WAITEN.

Allowed values:
0: Disabled: Values inside the FMC_BWTR are taken into account
1: Enabled: NWAIT signal enabled

EXTMOD

Bit 14: EXTMOD.

Allowed values:
0: Disabled: Values inside the FMC_BWTR are not taken into account
1: Enabled: Values inside the FMC_BWTR are taken into account

ASYNCWAIT

Bit 15: ASYNCWAIT.

Allowed values:
0: Disabled: Wait signal not used in asynchronous mode
1: Enabled: Wait signal used even in asynchronous mode

CPSIZE

Bits 16-18: CRAM page size.

Allowed values:
0: NoBurstSplit: No burst split when crossing page boundary
1: Bytes128: 128 bytes CRAM page size
2: Bytes256: 256 bytes CRAM page size
3: Bytes512: 512 bytes CRAM page size
4: Bytes1024: 1024 bytes CRAM page size

CBURSTRW

Bit 19: CBURSTRW.

Allowed values:
1: Enabled: Write operations are performed in synchronous mode
0: Disabled: Write operations are always performed in asynchronous mode

BWTR%s

SRAM/NOR-Flash write timing registers 1

Offset: 0x104, reset: 0x0FFFFFFF, access: read-write

5/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
ACCMOD
rw
DATLAT
rw
CLKDIV
rw
BUSTURN
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DATAST
rw
ADDHLD
rw
ADDSET
rw
Toggle Fields.

ADDSET

Bits 0-3: ADDSET.

Allowed values: 0-15

ADDHLD

Bits 4-7: ADDHLD.

Allowed values: 1-15

DATAST

Bits 8-15: DATAST.

Allowed values: 1-255

BUSTURN

Bits 16-19: Bus turnaround phase duration.

Allowed values: 0-15

CLKDIV

Bits 20-23: CLKDIV.

DATLAT

Bits 24-27: DATLAT.

ACCMOD

Bits 28-29: ACCMOD.

Allowed values:
0: A: Access mode A
1: B: Access mode B
2: C: Access mode C
3: D: Access mode D

GPIOA

0x40010800: General purpose I/O

129/129 fields covered. Toggle Registers.

CRL

Port configuration register low (GPIOn_CRL)

Offset: 0x0, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF7
rw
MODE7
rw
CNF6
rw
MODE6
rw
CNF5
rw
MODE5
rw
CNF4
rw
MODE4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF3
rw
MODE3
rw
CNF2
rw
MODE2
rw
CNF1
rw
MODE1
rw
CNF0
rw
MODE0
rw
Toggle Fields.

MODE0

Bits 0-1: Port n.0 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF0

Bits 2-3: Port n.0 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE1

Bits 4-5: Port n.1 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF1

Bits 6-7: Port n.1 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE2

Bits 8-9: Port n.2 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF2

Bits 10-11: Port n.2 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE3

Bits 12-13: Port n.3 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF3

Bits 14-15: Port n.3 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE4

Bits 16-17: Port n.4 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF4

Bits 18-19: Port n.4 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE5

Bits 20-21: Port n.5 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF5

Bits 22-23: Port n.5 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE6

Bits 24-25: Port n.6 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF6

Bits 26-27: Port n.6 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE7

Bits 28-29: Port n.7 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF7

Bits 30-31: Port n.7 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

CRH

Port configuration register high (GPIOn_CRL)

Offset: 0x4, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF15
rw
MODE15
rw
CNF14
rw
MODE14
rw
CNF13
rw
MODE13
rw
CNF12
rw
MODE12
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF11
rw
MODE11
rw
CNF10
rw
MODE10
rw
CNF9
rw
MODE9
rw
CNF8
rw
MODE8
rw
Toggle Fields.

MODE8

Bits 0-1: Port n.8 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF8

Bits 2-3: Port n.8 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE9

Bits 4-5: Port n.9 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF9

Bits 6-7: Port n.9 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE10

Bits 8-9: Port n.10 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF10

Bits 10-11: Port n.10 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE11

Bits 12-13: Port n.11 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF11

Bits 14-15: Port n.11 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE12

Bits 16-17: Port n.12 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF12

Bits 18-19: Port n.12 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE13

Bits 20-21: Port n.13 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF13

Bits 22-23: Port n.13 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE14

Bits 24-25: Port n.14 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF14

Bits 26-27: Port n.14 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE15

Bits 28-29: Port n.15 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF15

Bits 30-31: Port n.15 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

IDR

Port input data register (GPIOn_IDR)

Offset: 0x8, reset: 0x00000000, access: read-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR15
r
IDR14
r
IDR13
r
IDR12
r
IDR11
r
IDR10
r
IDR9
r
IDR8
r
IDR7
r
IDR6
r
IDR5
r
IDR4
r
IDR3
r
IDR2
r
IDR1
r
IDR0
r
Toggle Fields.

IDR0

Bit 0: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR1

Bit 1: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR2

Bit 2: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR3

Bit 3: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR4

Bit 4: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR5

Bit 5: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR6

Bit 6: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR7

Bit 7: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR8

Bit 8: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR9

Bit 9: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR10

Bit 10: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR11

Bit 11: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR12

Bit 12: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR13

Bit 13: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR14

Bit 14: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR15

Bit 15: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

ODR

Port output data register (GPIOn_ODR)

Offset: 0xC, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ODR15
rw
ODR14
rw
ODR13
rw
ODR12
rw
ODR11
rw
ODR10
rw
ODR9
rw
ODR8
rw
ODR7
rw
ODR6
rw
ODR5
rw
ODR4
rw
ODR3
rw
ODR2
rw
ODR1
rw
ODR0
rw
Toggle Fields.

ODR0

Bit 0: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR1

Bit 1: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR2

Bit 2: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR3

Bit 3: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR4

Bit 4: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR5

Bit 5: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR6

Bit 6: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR7

Bit 7: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR8

Bit 8: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR9

Bit 9: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR10

Bit 10: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR11

Bit 11: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR12

Bit 12: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR13

Bit 13: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR14

Bit 14: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR15

Bit 15: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

BSRR

Port bit set/reset register (GPIOn_BSRR)

Offset: 0x10, reset: 0x00000000, access: write-only

32/32 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BS15
w
BS14
w
BS13
w
BS12
w
BS11
w
BS10
w
BS9
w
BS8
w
BS7
w
BS6
w
BS5
w
BS4
w
BS3
w
BS2
w
BS1
w
BS0
w
Toggle Fields.

BS0

Bit 0: Set bit 0.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS1

Bit 1: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS2

Bit 2: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS3

Bit 3: Set bit 3.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS4

Bit 4: Set bit 4.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS5

Bit 5: Set bit 5.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS6

Bit 6: Set bit 6.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS7

Bit 7: Set bit 7.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS8

Bit 8: Set bit 8.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS9

Bit 9: Set bit 9.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS10

Bit 10: Set bit 10.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS11

Bit 11: Set bit 11.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS12

Bit 12: Set bit 12.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS13

Bit 13: Set bit 13.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS14

Bit 14: Set bit 14.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS15

Bit 15: Set bit 15.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BR0

Bit 16: Reset bit 0.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR1

Bit 17: Reset bit 1.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR2

Bit 18: Reset bit 2.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR3

Bit 19: Reset bit 3.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR4

Bit 20: Reset bit 4.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR5

Bit 21: Reset bit 5.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR6

Bit 22: Reset bit 6.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR7

Bit 23: Reset bit 7.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR8

Bit 24: Reset bit 8.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR9

Bit 25: Reset bit 9.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR10

Bit 26: Reset bit 10.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR11

Bit 27: Reset bit 11.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR12

Bit 28: Reset bit 12.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR13

Bit 29: Reset bit 13.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR14

Bit 30: Reset bit 14.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR15

Bit 31: Reset bit 15.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BRR

Port bit reset register (GPIOn_BRR)

Offset: 0x14, reset: 0x00000000, access: write-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
Toggle Fields.

BR0

Bit 0: Reset bit 0.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR1

Bit 1: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR2

Bit 2: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR3

Bit 3: Reset bit 3.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR4

Bit 4: Reset bit 4.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR5

Bit 5: Reset bit 5.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR6

Bit 6: Reset bit 6.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR7

Bit 7: Reset bit 7.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR8

Bit 8: Reset bit 8.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR9

Bit 9: Reset bit 9.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR10

Bit 10: Reset bit 10.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR11

Bit 11: Reset bit 11.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR12

Bit 12: Reset bit 12.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR13

Bit 13: Reset bit 13.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR14

Bit 14: Reset bit 14.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR15

Bit 15: Reset bit 15.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

LCKR

Port configuration lock register

Offset: 0x18, reset: 0x00000000, access: read-write

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LCKK
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LCK15
rw
LCK14
rw
LCK13
rw
LCK12
rw
LCK11
rw
LCK10
rw
LCK9
rw
LCK8
rw
LCK7
rw
LCK6
rw
LCK5
rw
LCK4
rw
LCK3
rw
LCK2
rw
LCK1
rw
LCK0
rw
Toggle Fields.

LCK0

Bit 0: Port A Lock bit 0.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK1

Bit 1: Port A Lock bit 1.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK2

Bit 2: Port A Lock bit 2.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK3

Bit 3: Port A Lock bit 3.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK4

Bit 4: Port A Lock bit 4.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK5

Bit 5: Port A Lock bit 5.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK6

Bit 6: Port A Lock bit 6.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK7

Bit 7: Port A Lock bit 7.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK8

Bit 8: Port A Lock bit 8.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK9

Bit 9: Port A Lock bit 9.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK10

Bit 10: Port A Lock bit 10.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK11

Bit 11: Port A Lock bit 11.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK12

Bit 12: Port A Lock bit 12.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK13

Bit 13: Port A Lock bit 13.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK14

Bit 14: Port A Lock bit 14.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK15

Bit 15: Port A Lock bit 15.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCKK

Bit 16: Lock key.

Allowed values:
0: NotActive: Port configuration lock key not active
1: Active: Port configuration lock key active

GPIOB

0x40010C00: General purpose I/O

129/129 fields covered. Toggle Registers.

CRL

Port configuration register low (GPIOn_CRL)

Offset: 0x0, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF7
rw
MODE7
rw
CNF6
rw
MODE6
rw
CNF5
rw
MODE5
rw
CNF4
rw
MODE4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF3
rw
MODE3
rw
CNF2
rw
MODE2
rw
CNF1
rw
MODE1
rw
CNF0
rw
MODE0
rw
Toggle Fields.

MODE0

Bits 0-1: Port n.0 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF0

Bits 2-3: Port n.0 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE1

Bits 4-5: Port n.1 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF1

Bits 6-7: Port n.1 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE2

Bits 8-9: Port n.2 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF2

Bits 10-11: Port n.2 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE3

Bits 12-13: Port n.3 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF3

Bits 14-15: Port n.3 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE4

Bits 16-17: Port n.4 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF4

Bits 18-19: Port n.4 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE5

Bits 20-21: Port n.5 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF5

Bits 22-23: Port n.5 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE6

Bits 24-25: Port n.6 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF6

Bits 26-27: Port n.6 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE7

Bits 28-29: Port n.7 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF7

Bits 30-31: Port n.7 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

CRH

Port configuration register high (GPIOn_CRL)

Offset: 0x4, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF15
rw
MODE15
rw
CNF14
rw
MODE14
rw
CNF13
rw
MODE13
rw
CNF12
rw
MODE12
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF11
rw
MODE11
rw
CNF10
rw
MODE10
rw
CNF9
rw
MODE9
rw
CNF8
rw
MODE8
rw
Toggle Fields.

MODE8

Bits 0-1: Port n.8 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF8

Bits 2-3: Port n.8 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE9

Bits 4-5: Port n.9 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF9

Bits 6-7: Port n.9 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE10

Bits 8-9: Port n.10 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF10

Bits 10-11: Port n.10 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE11

Bits 12-13: Port n.11 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF11

Bits 14-15: Port n.11 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE12

Bits 16-17: Port n.12 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF12

Bits 18-19: Port n.12 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE13

Bits 20-21: Port n.13 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF13

Bits 22-23: Port n.13 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE14

Bits 24-25: Port n.14 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF14

Bits 26-27: Port n.14 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE15

Bits 28-29: Port n.15 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF15

Bits 30-31: Port n.15 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

IDR

Port input data register (GPIOn_IDR)

Offset: 0x8, reset: 0x00000000, access: read-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR15
r
IDR14
r
IDR13
r
IDR12
r
IDR11
r
IDR10
r
IDR9
r
IDR8
r
IDR7
r
IDR6
r
IDR5
r
IDR4
r
IDR3
r
IDR2
r
IDR1
r
IDR0
r
Toggle Fields.

IDR0

Bit 0: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR1

Bit 1: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR2

Bit 2: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR3

Bit 3: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR4

Bit 4: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR5

Bit 5: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR6

Bit 6: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR7

Bit 7: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR8

Bit 8: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR9

Bit 9: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR10

Bit 10: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR11

Bit 11: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR12

Bit 12: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR13

Bit 13: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR14

Bit 14: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR15

Bit 15: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

ODR

Port output data register (GPIOn_ODR)

Offset: 0xC, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ODR15
rw
ODR14
rw
ODR13
rw
ODR12
rw
ODR11
rw
ODR10
rw
ODR9
rw
ODR8
rw
ODR7
rw
ODR6
rw
ODR5
rw
ODR4
rw
ODR3
rw
ODR2
rw
ODR1
rw
ODR0
rw
Toggle Fields.

ODR0

Bit 0: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR1

Bit 1: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR2

Bit 2: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR3

Bit 3: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR4

Bit 4: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR5

Bit 5: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR6

Bit 6: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR7

Bit 7: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR8

Bit 8: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR9

Bit 9: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR10

Bit 10: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR11

Bit 11: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR12

Bit 12: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR13

Bit 13: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR14

Bit 14: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR15

Bit 15: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

BSRR

Port bit set/reset register (GPIOn_BSRR)

Offset: 0x10, reset: 0x00000000, access: write-only

32/32 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BS15
w
BS14
w
BS13
w
BS12
w
BS11
w
BS10
w
BS9
w
BS8
w
BS7
w
BS6
w
BS5
w
BS4
w
BS3
w
BS2
w
BS1
w
BS0
w
Toggle Fields.

BS0

Bit 0: Set bit 0.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS1

Bit 1: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS2

Bit 2: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS3

Bit 3: Set bit 3.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS4

Bit 4: Set bit 4.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS5

Bit 5: Set bit 5.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS6

Bit 6: Set bit 6.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS7

Bit 7: Set bit 7.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS8

Bit 8: Set bit 8.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS9

Bit 9: Set bit 9.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS10

Bit 10: Set bit 10.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS11

Bit 11: Set bit 11.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS12

Bit 12: Set bit 12.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS13

Bit 13: Set bit 13.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS14

Bit 14: Set bit 14.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS15

Bit 15: Set bit 15.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BR0

Bit 16: Reset bit 0.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR1

Bit 17: Reset bit 1.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR2

Bit 18: Reset bit 2.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR3

Bit 19: Reset bit 3.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR4

Bit 20: Reset bit 4.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR5

Bit 21: Reset bit 5.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR6

Bit 22: Reset bit 6.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR7

Bit 23: Reset bit 7.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR8

Bit 24: Reset bit 8.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR9

Bit 25: Reset bit 9.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR10

Bit 26: Reset bit 10.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR11

Bit 27: Reset bit 11.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR12

Bit 28: Reset bit 12.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR13

Bit 29: Reset bit 13.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR14

Bit 30: Reset bit 14.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR15

Bit 31: Reset bit 15.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BRR

Port bit reset register (GPIOn_BRR)

Offset: 0x14, reset: 0x00000000, access: write-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
Toggle Fields.

BR0

Bit 0: Reset bit 0.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR1

Bit 1: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR2

Bit 2: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR3

Bit 3: Reset bit 3.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR4

Bit 4: Reset bit 4.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR5

Bit 5: Reset bit 5.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR6

Bit 6: Reset bit 6.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR7

Bit 7: Reset bit 7.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR8

Bit 8: Reset bit 8.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR9

Bit 9: Reset bit 9.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR10

Bit 10: Reset bit 10.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR11

Bit 11: Reset bit 11.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR12

Bit 12: Reset bit 12.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR13

Bit 13: Reset bit 13.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR14

Bit 14: Reset bit 14.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR15

Bit 15: Reset bit 15.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

LCKR

Port configuration lock register

Offset: 0x18, reset: 0x00000000, access: read-write

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LCKK
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LCK15
rw
LCK14
rw
LCK13
rw
LCK12
rw
LCK11
rw
LCK10
rw
LCK9
rw
LCK8
rw
LCK7
rw
LCK6
rw
LCK5
rw
LCK4
rw
LCK3
rw
LCK2
rw
LCK1
rw
LCK0
rw
Toggle Fields.

LCK0

Bit 0: Port A Lock bit 0.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK1

Bit 1: Port A Lock bit 1.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK2

Bit 2: Port A Lock bit 2.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK3

Bit 3: Port A Lock bit 3.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK4

Bit 4: Port A Lock bit 4.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK5

Bit 5: Port A Lock bit 5.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK6

Bit 6: Port A Lock bit 6.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK7

Bit 7: Port A Lock bit 7.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK8

Bit 8: Port A Lock bit 8.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK9

Bit 9: Port A Lock bit 9.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK10

Bit 10: Port A Lock bit 10.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK11

Bit 11: Port A Lock bit 11.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK12

Bit 12: Port A Lock bit 12.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK13

Bit 13: Port A Lock bit 13.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK14

Bit 14: Port A Lock bit 14.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK15

Bit 15: Port A Lock bit 15.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCKK

Bit 16: Lock key.

Allowed values:
0: NotActive: Port configuration lock key not active
1: Active: Port configuration lock key active

GPIOC

0x40011000: General purpose I/O

129/129 fields covered. Toggle Registers.

CRL

Port configuration register low (GPIOn_CRL)

Offset: 0x0, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF7
rw
MODE7
rw
CNF6
rw
MODE6
rw
CNF5
rw
MODE5
rw
CNF4
rw
MODE4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF3
rw
MODE3
rw
CNF2
rw
MODE2
rw
CNF1
rw
MODE1
rw
CNF0
rw
MODE0
rw
Toggle Fields.

MODE0

Bits 0-1: Port n.0 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF0

Bits 2-3: Port n.0 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE1

Bits 4-5: Port n.1 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF1

Bits 6-7: Port n.1 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE2

Bits 8-9: Port n.2 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF2

Bits 10-11: Port n.2 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE3

Bits 12-13: Port n.3 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF3

Bits 14-15: Port n.3 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE4

Bits 16-17: Port n.4 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF4

Bits 18-19: Port n.4 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE5

Bits 20-21: Port n.5 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF5

Bits 22-23: Port n.5 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE6

Bits 24-25: Port n.6 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF6

Bits 26-27: Port n.6 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE7

Bits 28-29: Port n.7 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF7

Bits 30-31: Port n.7 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

CRH

Port configuration register high (GPIOn_CRL)

Offset: 0x4, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF15
rw
MODE15
rw
CNF14
rw
MODE14
rw
CNF13
rw
MODE13
rw
CNF12
rw
MODE12
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF11
rw
MODE11
rw
CNF10
rw
MODE10
rw
CNF9
rw
MODE9
rw
CNF8
rw
MODE8
rw
Toggle Fields.

MODE8

Bits 0-1: Port n.8 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF8

Bits 2-3: Port n.8 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE9

Bits 4-5: Port n.9 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF9

Bits 6-7: Port n.9 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE10

Bits 8-9: Port n.10 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF10

Bits 10-11: Port n.10 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE11

Bits 12-13: Port n.11 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF11

Bits 14-15: Port n.11 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE12

Bits 16-17: Port n.12 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF12

Bits 18-19: Port n.12 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE13

Bits 20-21: Port n.13 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF13

Bits 22-23: Port n.13 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE14

Bits 24-25: Port n.14 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF14

Bits 26-27: Port n.14 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE15

Bits 28-29: Port n.15 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF15

Bits 30-31: Port n.15 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

IDR

Port input data register (GPIOn_IDR)

Offset: 0x8, reset: 0x00000000, access: read-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR15
r
IDR14
r
IDR13
r
IDR12
r
IDR11
r
IDR10
r
IDR9
r
IDR8
r
IDR7
r
IDR6
r
IDR5
r
IDR4
r
IDR3
r
IDR2
r
IDR1
r
IDR0
r
Toggle Fields.

IDR0

Bit 0: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR1

Bit 1: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR2

Bit 2: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR3

Bit 3: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR4

Bit 4: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR5

Bit 5: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR6

Bit 6: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR7

Bit 7: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR8

Bit 8: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR9

Bit 9: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR10

Bit 10: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR11

Bit 11: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR12

Bit 12: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR13

Bit 13: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR14

Bit 14: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR15

Bit 15: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

ODR

Port output data register (GPIOn_ODR)

Offset: 0xC, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ODR15
rw
ODR14
rw
ODR13
rw
ODR12
rw
ODR11
rw
ODR10
rw
ODR9
rw
ODR8
rw
ODR7
rw
ODR6
rw
ODR5
rw
ODR4
rw
ODR3
rw
ODR2
rw
ODR1
rw
ODR0
rw
Toggle Fields.

ODR0

Bit 0: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR1

Bit 1: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR2

Bit 2: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR3

Bit 3: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR4

Bit 4: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR5

Bit 5: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR6

Bit 6: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR7

Bit 7: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR8

Bit 8: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR9

Bit 9: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR10

Bit 10: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR11

Bit 11: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR12

Bit 12: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR13

Bit 13: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR14

Bit 14: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR15

Bit 15: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

BSRR

Port bit set/reset register (GPIOn_BSRR)

Offset: 0x10, reset: 0x00000000, access: write-only

32/32 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BS15
w
BS14
w
BS13
w
BS12
w
BS11
w
BS10
w
BS9
w
BS8
w
BS7
w
BS6
w
BS5
w
BS4
w
BS3
w
BS2
w
BS1
w
BS0
w
Toggle Fields.

BS0

Bit 0: Set bit 0.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS1

Bit 1: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS2

Bit 2: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS3

Bit 3: Set bit 3.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS4

Bit 4: Set bit 4.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS5

Bit 5: Set bit 5.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS6

Bit 6: Set bit 6.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS7

Bit 7: Set bit 7.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS8

Bit 8: Set bit 8.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS9

Bit 9: Set bit 9.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS10

Bit 10: Set bit 10.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS11

Bit 11: Set bit 11.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS12

Bit 12: Set bit 12.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS13

Bit 13: Set bit 13.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS14

Bit 14: Set bit 14.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS15

Bit 15: Set bit 15.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BR0

Bit 16: Reset bit 0.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR1

Bit 17: Reset bit 1.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR2

Bit 18: Reset bit 2.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR3

Bit 19: Reset bit 3.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR4

Bit 20: Reset bit 4.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR5

Bit 21: Reset bit 5.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR6

Bit 22: Reset bit 6.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR7

Bit 23: Reset bit 7.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR8

Bit 24: Reset bit 8.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR9

Bit 25: Reset bit 9.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR10

Bit 26: Reset bit 10.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR11

Bit 27: Reset bit 11.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR12

Bit 28: Reset bit 12.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR13

Bit 29: Reset bit 13.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR14

Bit 30: Reset bit 14.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR15

Bit 31: Reset bit 15.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BRR

Port bit reset register (GPIOn_BRR)

Offset: 0x14, reset: 0x00000000, access: write-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
Toggle Fields.

BR0

Bit 0: Reset bit 0.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR1

Bit 1: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR2

Bit 2: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR3

Bit 3: Reset bit 3.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR4

Bit 4: Reset bit 4.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR5

Bit 5: Reset bit 5.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR6

Bit 6: Reset bit 6.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR7

Bit 7: Reset bit 7.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR8

Bit 8: Reset bit 8.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR9

Bit 9: Reset bit 9.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR10

Bit 10: Reset bit 10.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR11

Bit 11: Reset bit 11.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR12

Bit 12: Reset bit 12.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR13

Bit 13: Reset bit 13.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR14

Bit 14: Reset bit 14.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR15

Bit 15: Reset bit 15.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

LCKR

Port configuration lock register

Offset: 0x18, reset: 0x00000000, access: read-write

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LCKK
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LCK15
rw
LCK14
rw
LCK13
rw
LCK12
rw
LCK11
rw
LCK10
rw
LCK9
rw
LCK8
rw
LCK7
rw
LCK6
rw
LCK5
rw
LCK4
rw
LCK3
rw
LCK2
rw
LCK1
rw
LCK0
rw
Toggle Fields.

LCK0

Bit 0: Port A Lock bit 0.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK1

Bit 1: Port A Lock bit 1.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK2

Bit 2: Port A Lock bit 2.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK3

Bit 3: Port A Lock bit 3.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK4

Bit 4: Port A Lock bit 4.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK5

Bit 5: Port A Lock bit 5.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK6

Bit 6: Port A Lock bit 6.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK7

Bit 7: Port A Lock bit 7.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK8

Bit 8: Port A Lock bit 8.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK9

Bit 9: Port A Lock bit 9.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK10

Bit 10: Port A Lock bit 10.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK11

Bit 11: Port A Lock bit 11.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK12

Bit 12: Port A Lock bit 12.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK13

Bit 13: Port A Lock bit 13.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK14

Bit 14: Port A Lock bit 14.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK15

Bit 15: Port A Lock bit 15.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCKK

Bit 16: Lock key.

Allowed values:
0: NotActive: Port configuration lock key not active
1: Active: Port configuration lock key active

GPIOD

0x40011400: General purpose I/O

129/129 fields covered. Toggle Registers.

CRL

Port configuration register low (GPIOn_CRL)

Offset: 0x0, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF7
rw
MODE7
rw
CNF6
rw
MODE6
rw
CNF5
rw
MODE5
rw
CNF4
rw
MODE4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF3
rw
MODE3
rw
CNF2
rw
MODE2
rw
CNF1
rw
MODE1
rw
CNF0
rw
MODE0
rw
Toggle Fields.

MODE0

Bits 0-1: Port n.0 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF0

Bits 2-3: Port n.0 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE1

Bits 4-5: Port n.1 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF1

Bits 6-7: Port n.1 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE2

Bits 8-9: Port n.2 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF2

Bits 10-11: Port n.2 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE3

Bits 12-13: Port n.3 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF3

Bits 14-15: Port n.3 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE4

Bits 16-17: Port n.4 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF4

Bits 18-19: Port n.4 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE5

Bits 20-21: Port n.5 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF5

Bits 22-23: Port n.5 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE6

Bits 24-25: Port n.6 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF6

Bits 26-27: Port n.6 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE7

Bits 28-29: Port n.7 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF7

Bits 30-31: Port n.7 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

CRH

Port configuration register high (GPIOn_CRL)

Offset: 0x4, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF15
rw
MODE15
rw
CNF14
rw
MODE14
rw
CNF13
rw
MODE13
rw
CNF12
rw
MODE12
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF11
rw
MODE11
rw
CNF10
rw
MODE10
rw
CNF9
rw
MODE9
rw
CNF8
rw
MODE8
rw
Toggle Fields.

MODE8

Bits 0-1: Port n.8 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF8

Bits 2-3: Port n.8 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE9

Bits 4-5: Port n.9 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF9

Bits 6-7: Port n.9 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE10

Bits 8-9: Port n.10 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF10

Bits 10-11: Port n.10 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE11

Bits 12-13: Port n.11 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF11

Bits 14-15: Port n.11 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE12

Bits 16-17: Port n.12 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF12

Bits 18-19: Port n.12 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE13

Bits 20-21: Port n.13 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF13

Bits 22-23: Port n.13 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE14

Bits 24-25: Port n.14 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF14

Bits 26-27: Port n.14 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE15

Bits 28-29: Port n.15 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF15

Bits 30-31: Port n.15 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

IDR

Port input data register (GPIOn_IDR)

Offset: 0x8, reset: 0x00000000, access: read-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR15
r
IDR14
r
IDR13
r
IDR12
r
IDR11
r
IDR10
r
IDR9
r
IDR8
r
IDR7
r
IDR6
r
IDR5
r
IDR4
r
IDR3
r
IDR2
r
IDR1
r
IDR0
r
Toggle Fields.

IDR0

Bit 0: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR1

Bit 1: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR2

Bit 2: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR3

Bit 3: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR4

Bit 4: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR5

Bit 5: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR6

Bit 6: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR7

Bit 7: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR8

Bit 8: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR9

Bit 9: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR10

Bit 10: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR11

Bit 11: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR12

Bit 12: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR13

Bit 13: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR14

Bit 14: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR15

Bit 15: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

ODR

Port output data register (GPIOn_ODR)

Offset: 0xC, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ODR15
rw
ODR14
rw
ODR13
rw
ODR12
rw
ODR11
rw
ODR10
rw
ODR9
rw
ODR8
rw
ODR7
rw
ODR6
rw
ODR5
rw
ODR4
rw
ODR3
rw
ODR2
rw
ODR1
rw
ODR0
rw
Toggle Fields.

ODR0

Bit 0: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR1

Bit 1: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR2

Bit 2: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR3

Bit 3: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR4

Bit 4: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR5

Bit 5: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR6

Bit 6: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR7

Bit 7: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR8

Bit 8: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR9

Bit 9: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR10

Bit 10: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR11

Bit 11: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR12

Bit 12: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR13

Bit 13: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR14

Bit 14: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR15

Bit 15: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

BSRR

Port bit set/reset register (GPIOn_BSRR)

Offset: 0x10, reset: 0x00000000, access: write-only

32/32 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BS15
w
BS14
w
BS13
w
BS12
w
BS11
w
BS10
w
BS9
w
BS8
w
BS7
w
BS6
w
BS5
w
BS4
w
BS3
w
BS2
w
BS1
w
BS0
w
Toggle Fields.

BS0

Bit 0: Set bit 0.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS1

Bit 1: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS2

Bit 2: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS3

Bit 3: Set bit 3.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS4

Bit 4: Set bit 4.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS5

Bit 5: Set bit 5.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS6

Bit 6: Set bit 6.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS7

Bit 7: Set bit 7.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS8

Bit 8: Set bit 8.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS9

Bit 9: Set bit 9.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS10

Bit 10: Set bit 10.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS11

Bit 11: Set bit 11.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS12

Bit 12: Set bit 12.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS13

Bit 13: Set bit 13.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS14

Bit 14: Set bit 14.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS15

Bit 15: Set bit 15.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BR0

Bit 16: Reset bit 0.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR1

Bit 17: Reset bit 1.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR2

Bit 18: Reset bit 2.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR3

Bit 19: Reset bit 3.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR4

Bit 20: Reset bit 4.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR5

Bit 21: Reset bit 5.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR6

Bit 22: Reset bit 6.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR7

Bit 23: Reset bit 7.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR8

Bit 24: Reset bit 8.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR9

Bit 25: Reset bit 9.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR10

Bit 26: Reset bit 10.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR11

Bit 27: Reset bit 11.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR12

Bit 28: Reset bit 12.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR13

Bit 29: Reset bit 13.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR14

Bit 30: Reset bit 14.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR15

Bit 31: Reset bit 15.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BRR

Port bit reset register (GPIOn_BRR)

Offset: 0x14, reset: 0x00000000, access: write-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
Toggle Fields.

BR0

Bit 0: Reset bit 0.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR1

Bit 1: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR2

Bit 2: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR3

Bit 3: Reset bit 3.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR4

Bit 4: Reset bit 4.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR5

Bit 5: Reset bit 5.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR6

Bit 6: Reset bit 6.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR7

Bit 7: Reset bit 7.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR8

Bit 8: Reset bit 8.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR9

Bit 9: Reset bit 9.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR10

Bit 10: Reset bit 10.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR11

Bit 11: Reset bit 11.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR12

Bit 12: Reset bit 12.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR13

Bit 13: Reset bit 13.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR14

Bit 14: Reset bit 14.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR15

Bit 15: Reset bit 15.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

LCKR

Port configuration lock register

Offset: 0x18, reset: 0x00000000, access: read-write

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LCKK
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LCK15
rw
LCK14
rw
LCK13
rw
LCK12
rw
LCK11
rw
LCK10
rw
LCK9
rw
LCK8
rw
LCK7
rw
LCK6
rw
LCK5
rw
LCK4
rw
LCK3
rw
LCK2
rw
LCK1
rw
LCK0
rw
Toggle Fields.

LCK0

Bit 0: Port A Lock bit 0.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK1

Bit 1: Port A Lock bit 1.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK2

Bit 2: Port A Lock bit 2.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK3

Bit 3: Port A Lock bit 3.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK4

Bit 4: Port A Lock bit 4.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK5

Bit 5: Port A Lock bit 5.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK6

Bit 6: Port A Lock bit 6.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK7

Bit 7: Port A Lock bit 7.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK8

Bit 8: Port A Lock bit 8.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK9

Bit 9: Port A Lock bit 9.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK10

Bit 10: Port A Lock bit 10.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK11

Bit 11: Port A Lock bit 11.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK12

Bit 12: Port A Lock bit 12.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK13

Bit 13: Port A Lock bit 13.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK14

Bit 14: Port A Lock bit 14.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK15

Bit 15: Port A Lock bit 15.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCKK

Bit 16: Lock key.

Allowed values:
0: NotActive: Port configuration lock key not active
1: Active: Port configuration lock key active

GPIOE

0x40011800: General purpose I/O

129/129 fields covered. Toggle Registers.

CRL

Port configuration register low (GPIOn_CRL)

Offset: 0x0, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF7
rw
MODE7
rw
CNF6
rw
MODE6
rw
CNF5
rw
MODE5
rw
CNF4
rw
MODE4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF3
rw
MODE3
rw
CNF2
rw
MODE2
rw
CNF1
rw
MODE1
rw
CNF0
rw
MODE0
rw
Toggle Fields.

MODE0

Bits 0-1: Port n.0 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF0

Bits 2-3: Port n.0 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE1

Bits 4-5: Port n.1 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF1

Bits 6-7: Port n.1 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE2

Bits 8-9: Port n.2 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF2

Bits 10-11: Port n.2 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE3

Bits 12-13: Port n.3 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF3

Bits 14-15: Port n.3 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE4

Bits 16-17: Port n.4 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF4

Bits 18-19: Port n.4 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE5

Bits 20-21: Port n.5 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF5

Bits 22-23: Port n.5 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE6

Bits 24-25: Port n.6 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF6

Bits 26-27: Port n.6 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE7

Bits 28-29: Port n.7 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF7

Bits 30-31: Port n.7 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

CRH

Port configuration register high (GPIOn_CRL)

Offset: 0x4, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF15
rw
MODE15
rw
CNF14
rw
MODE14
rw
CNF13
rw
MODE13
rw
CNF12
rw
MODE12
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF11
rw
MODE11
rw
CNF10
rw
MODE10
rw
CNF9
rw
MODE9
rw
CNF8
rw
MODE8
rw
Toggle Fields.

MODE8

Bits 0-1: Port n.8 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF8

Bits 2-3: Port n.8 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE9

Bits 4-5: Port n.9 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF9

Bits 6-7: Port n.9 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE10

Bits 8-9: Port n.10 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF10

Bits 10-11: Port n.10 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE11

Bits 12-13: Port n.11 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF11

Bits 14-15: Port n.11 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE12

Bits 16-17: Port n.12 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF12

Bits 18-19: Port n.12 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE13

Bits 20-21: Port n.13 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF13

Bits 22-23: Port n.13 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE14

Bits 24-25: Port n.14 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF14

Bits 26-27: Port n.14 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE15

Bits 28-29: Port n.15 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF15

Bits 30-31: Port n.15 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

IDR

Port input data register (GPIOn_IDR)

Offset: 0x8, reset: 0x00000000, access: read-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR15
r
IDR14
r
IDR13
r
IDR12
r
IDR11
r
IDR10
r
IDR9
r
IDR8
r
IDR7
r
IDR6
r
IDR5
r
IDR4
r
IDR3
r
IDR2
r
IDR1
r
IDR0
r
Toggle Fields.

IDR0

Bit 0: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR1

Bit 1: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR2

Bit 2: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR3

Bit 3: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR4

Bit 4: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR5

Bit 5: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR6

Bit 6: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR7

Bit 7: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR8

Bit 8: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR9

Bit 9: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR10

Bit 10: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR11

Bit 11: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR12

Bit 12: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR13

Bit 13: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR14

Bit 14: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR15

Bit 15: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

ODR

Port output data register (GPIOn_ODR)

Offset: 0xC, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ODR15
rw
ODR14
rw
ODR13
rw
ODR12
rw
ODR11
rw
ODR10
rw
ODR9
rw
ODR8
rw
ODR7
rw
ODR6
rw
ODR5
rw
ODR4
rw
ODR3
rw
ODR2
rw
ODR1
rw
ODR0
rw
Toggle Fields.

ODR0

Bit 0: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR1

Bit 1: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR2

Bit 2: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR3

Bit 3: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR4

Bit 4: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR5

Bit 5: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR6

Bit 6: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR7

Bit 7: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR8

Bit 8: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR9

Bit 9: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR10

Bit 10: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR11

Bit 11: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR12

Bit 12: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR13

Bit 13: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR14

Bit 14: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR15

Bit 15: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

BSRR

Port bit set/reset register (GPIOn_BSRR)

Offset: 0x10, reset: 0x00000000, access: write-only

32/32 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BS15
w
BS14
w
BS13
w
BS12
w
BS11
w
BS10
w
BS9
w
BS8
w
BS7
w
BS6
w
BS5
w
BS4
w
BS3
w
BS2
w
BS1
w
BS0
w
Toggle Fields.

BS0

Bit 0: Set bit 0.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS1

Bit 1: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS2

Bit 2: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS3

Bit 3: Set bit 3.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS4

Bit 4: Set bit 4.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS5

Bit 5: Set bit 5.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS6

Bit 6: Set bit 6.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS7

Bit 7: Set bit 7.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS8

Bit 8: Set bit 8.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS9

Bit 9: Set bit 9.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS10

Bit 10: Set bit 10.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS11

Bit 11: Set bit 11.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS12

Bit 12: Set bit 12.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS13

Bit 13: Set bit 13.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS14

Bit 14: Set bit 14.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS15

Bit 15: Set bit 15.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BR0

Bit 16: Reset bit 0.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR1

Bit 17: Reset bit 1.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR2

Bit 18: Reset bit 2.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR3

Bit 19: Reset bit 3.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR4

Bit 20: Reset bit 4.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR5

Bit 21: Reset bit 5.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR6

Bit 22: Reset bit 6.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR7

Bit 23: Reset bit 7.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR8

Bit 24: Reset bit 8.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR9

Bit 25: Reset bit 9.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR10

Bit 26: Reset bit 10.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR11

Bit 27: Reset bit 11.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR12

Bit 28: Reset bit 12.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR13

Bit 29: Reset bit 13.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR14

Bit 30: Reset bit 14.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR15

Bit 31: Reset bit 15.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BRR

Port bit reset register (GPIOn_BRR)

Offset: 0x14, reset: 0x00000000, access: write-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
Toggle Fields.

BR0

Bit 0: Reset bit 0.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR1

Bit 1: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR2

Bit 2: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR3

Bit 3: Reset bit 3.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR4

Bit 4: Reset bit 4.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR5

Bit 5: Reset bit 5.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR6

Bit 6: Reset bit 6.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR7

Bit 7: Reset bit 7.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR8

Bit 8: Reset bit 8.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR9

Bit 9: Reset bit 9.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR10

Bit 10: Reset bit 10.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR11

Bit 11: Reset bit 11.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR12

Bit 12: Reset bit 12.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR13

Bit 13: Reset bit 13.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR14

Bit 14: Reset bit 14.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR15

Bit 15: Reset bit 15.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

LCKR

Port configuration lock register

Offset: 0x18, reset: 0x00000000, access: read-write

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LCKK
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LCK15
rw
LCK14
rw
LCK13
rw
LCK12
rw
LCK11
rw
LCK10
rw
LCK9
rw
LCK8
rw
LCK7
rw
LCK6
rw
LCK5
rw
LCK4
rw
LCK3
rw
LCK2
rw
LCK1
rw
LCK0
rw
Toggle Fields.

LCK0

Bit 0: Port A Lock bit 0.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK1

Bit 1: Port A Lock bit 1.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK2

Bit 2: Port A Lock bit 2.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK3

Bit 3: Port A Lock bit 3.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK4

Bit 4: Port A Lock bit 4.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK5

Bit 5: Port A Lock bit 5.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK6

Bit 6: Port A Lock bit 6.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK7

Bit 7: Port A Lock bit 7.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK8

Bit 8: Port A Lock bit 8.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK9

Bit 9: Port A Lock bit 9.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK10

Bit 10: Port A Lock bit 10.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK11

Bit 11: Port A Lock bit 11.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK12

Bit 12: Port A Lock bit 12.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK13

Bit 13: Port A Lock bit 13.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK14

Bit 14: Port A Lock bit 14.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK15

Bit 15: Port A Lock bit 15.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCKK

Bit 16: Lock key.

Allowed values:
0: NotActive: Port configuration lock key not active
1: Active: Port configuration lock key active

GPIOF

0x40011C00: General purpose I/O

129/129 fields covered. Toggle Registers.

CRL

Port configuration register low (GPIOn_CRL)

Offset: 0x0, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF7
rw
MODE7
rw
CNF6
rw
MODE6
rw
CNF5
rw
MODE5
rw
CNF4
rw
MODE4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF3
rw
MODE3
rw
CNF2
rw
MODE2
rw
CNF1
rw
MODE1
rw
CNF0
rw
MODE0
rw
Toggle Fields.

MODE0

Bits 0-1: Port n.0 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF0

Bits 2-3: Port n.0 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE1

Bits 4-5: Port n.1 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF1

Bits 6-7: Port n.1 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE2

Bits 8-9: Port n.2 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF2

Bits 10-11: Port n.2 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE3

Bits 12-13: Port n.3 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF3

Bits 14-15: Port n.3 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE4

Bits 16-17: Port n.4 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF4

Bits 18-19: Port n.4 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE5

Bits 20-21: Port n.5 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF5

Bits 22-23: Port n.5 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE6

Bits 24-25: Port n.6 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF6

Bits 26-27: Port n.6 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE7

Bits 28-29: Port n.7 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF7

Bits 30-31: Port n.7 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

CRH

Port configuration register high (GPIOn_CRL)

Offset: 0x4, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF15
rw
MODE15
rw
CNF14
rw
MODE14
rw
CNF13
rw
MODE13
rw
CNF12
rw
MODE12
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF11
rw
MODE11
rw
CNF10
rw
MODE10
rw
CNF9
rw
MODE9
rw
CNF8
rw
MODE8
rw
Toggle Fields.

MODE8

Bits 0-1: Port n.8 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF8

Bits 2-3: Port n.8 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE9

Bits 4-5: Port n.9 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF9

Bits 6-7: Port n.9 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE10

Bits 8-9: Port n.10 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF10

Bits 10-11: Port n.10 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE11

Bits 12-13: Port n.11 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF11

Bits 14-15: Port n.11 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE12

Bits 16-17: Port n.12 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF12

Bits 18-19: Port n.12 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE13

Bits 20-21: Port n.13 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF13

Bits 22-23: Port n.13 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE14

Bits 24-25: Port n.14 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF14

Bits 26-27: Port n.14 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE15

Bits 28-29: Port n.15 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF15

Bits 30-31: Port n.15 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

IDR

Port input data register (GPIOn_IDR)

Offset: 0x8, reset: 0x00000000, access: read-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR15
r
IDR14
r
IDR13
r
IDR12
r
IDR11
r
IDR10
r
IDR9
r
IDR8
r
IDR7
r
IDR6
r
IDR5
r
IDR4
r
IDR3
r
IDR2
r
IDR1
r
IDR0
r
Toggle Fields.

IDR0

Bit 0: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR1

Bit 1: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR2

Bit 2: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR3

Bit 3: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR4

Bit 4: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR5

Bit 5: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR6

Bit 6: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR7

Bit 7: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR8

Bit 8: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR9

Bit 9: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR10

Bit 10: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR11

Bit 11: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR12

Bit 12: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR13

Bit 13: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR14

Bit 14: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR15

Bit 15: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

ODR

Port output data register (GPIOn_ODR)

Offset: 0xC, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ODR15
rw
ODR14
rw
ODR13
rw
ODR12
rw
ODR11
rw
ODR10
rw
ODR9
rw
ODR8
rw
ODR7
rw
ODR6
rw
ODR5
rw
ODR4
rw
ODR3
rw
ODR2
rw
ODR1
rw
ODR0
rw
Toggle Fields.

ODR0

Bit 0: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR1

Bit 1: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR2

Bit 2: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR3

Bit 3: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR4

Bit 4: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR5

Bit 5: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR6

Bit 6: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR7

Bit 7: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR8

Bit 8: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR9

Bit 9: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR10

Bit 10: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR11

Bit 11: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR12

Bit 12: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR13

Bit 13: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR14

Bit 14: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR15

Bit 15: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

BSRR

Port bit set/reset register (GPIOn_BSRR)

Offset: 0x10, reset: 0x00000000, access: write-only

32/32 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BS15
w
BS14
w
BS13
w
BS12
w
BS11
w
BS10
w
BS9
w
BS8
w
BS7
w
BS6
w
BS5
w
BS4
w
BS3
w
BS2
w
BS1
w
BS0
w
Toggle Fields.

BS0

Bit 0: Set bit 0.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS1

Bit 1: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS2

Bit 2: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS3

Bit 3: Set bit 3.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS4

Bit 4: Set bit 4.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS5

Bit 5: Set bit 5.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS6

Bit 6: Set bit 6.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS7

Bit 7: Set bit 7.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS8

Bit 8: Set bit 8.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS9

Bit 9: Set bit 9.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS10

Bit 10: Set bit 10.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS11

Bit 11: Set bit 11.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS12

Bit 12: Set bit 12.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS13

Bit 13: Set bit 13.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS14

Bit 14: Set bit 14.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS15

Bit 15: Set bit 15.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BR0

Bit 16: Reset bit 0.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR1

Bit 17: Reset bit 1.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR2

Bit 18: Reset bit 2.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR3

Bit 19: Reset bit 3.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR4

Bit 20: Reset bit 4.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR5

Bit 21: Reset bit 5.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR6

Bit 22: Reset bit 6.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR7

Bit 23: Reset bit 7.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR8

Bit 24: Reset bit 8.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR9

Bit 25: Reset bit 9.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR10

Bit 26: Reset bit 10.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR11

Bit 27: Reset bit 11.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR12

Bit 28: Reset bit 12.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR13

Bit 29: Reset bit 13.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR14

Bit 30: Reset bit 14.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR15

Bit 31: Reset bit 15.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BRR

Port bit reset register (GPIOn_BRR)

Offset: 0x14, reset: 0x00000000, access: write-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
Toggle Fields.

BR0

Bit 0: Reset bit 0.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR1

Bit 1: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR2

Bit 2: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR3

Bit 3: Reset bit 3.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR4

Bit 4: Reset bit 4.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR5

Bit 5: Reset bit 5.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR6

Bit 6: Reset bit 6.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR7

Bit 7: Reset bit 7.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR8

Bit 8: Reset bit 8.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR9

Bit 9: Reset bit 9.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR10

Bit 10: Reset bit 10.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR11

Bit 11: Reset bit 11.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR12

Bit 12: Reset bit 12.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR13

Bit 13: Reset bit 13.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR14

Bit 14: Reset bit 14.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR15

Bit 15: Reset bit 15.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

LCKR

Port configuration lock register

Offset: 0x18, reset: 0x00000000, access: read-write

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LCKK
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LCK15
rw
LCK14
rw
LCK13
rw
LCK12
rw
LCK11
rw
LCK10
rw
LCK9
rw
LCK8
rw
LCK7
rw
LCK6
rw
LCK5
rw
LCK4
rw
LCK3
rw
LCK2
rw
LCK1
rw
LCK0
rw
Toggle Fields.

LCK0

Bit 0: Port A Lock bit 0.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK1

Bit 1: Port A Lock bit 1.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK2

Bit 2: Port A Lock bit 2.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK3

Bit 3: Port A Lock bit 3.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK4

Bit 4: Port A Lock bit 4.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK5

Bit 5: Port A Lock bit 5.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK6

Bit 6: Port A Lock bit 6.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK7

Bit 7: Port A Lock bit 7.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK8

Bit 8: Port A Lock bit 8.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK9

Bit 9: Port A Lock bit 9.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK10

Bit 10: Port A Lock bit 10.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK11

Bit 11: Port A Lock bit 11.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK12

Bit 12: Port A Lock bit 12.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK13

Bit 13: Port A Lock bit 13.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK14

Bit 14: Port A Lock bit 14.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK15

Bit 15: Port A Lock bit 15.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCKK

Bit 16: Lock key.

Allowed values:
0: NotActive: Port configuration lock key not active
1: Active: Port configuration lock key active

GPIOG

0x40012000: General purpose I/O

129/129 fields covered. Toggle Registers.

CRL

Port configuration register low (GPIOn_CRL)

Offset: 0x0, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF7
rw
MODE7
rw
CNF6
rw
MODE6
rw
CNF5
rw
MODE5
rw
CNF4
rw
MODE4
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF3
rw
MODE3
rw
CNF2
rw
MODE2
rw
CNF1
rw
MODE1
rw
CNF0
rw
MODE0
rw
Toggle Fields.

MODE0

Bits 0-1: Port n.0 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF0

Bits 2-3: Port n.0 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE1

Bits 4-5: Port n.1 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF1

Bits 6-7: Port n.1 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE2

Bits 8-9: Port n.2 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF2

Bits 10-11: Port n.2 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE3

Bits 12-13: Port n.3 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF3

Bits 14-15: Port n.3 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE4

Bits 16-17: Port n.4 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF4

Bits 18-19: Port n.4 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE5

Bits 20-21: Port n.5 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF5

Bits 22-23: Port n.5 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE6

Bits 24-25: Port n.6 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF6

Bits 26-27: Port n.6 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE7

Bits 28-29: Port n.7 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF7

Bits 30-31: Port n.7 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

CRH

Port configuration register high (GPIOn_CRL)

Offset: 0x4, reset: 0x44444444, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CNF15
rw
MODE15
rw
CNF14
rw
MODE14
rw
CNF13
rw
MODE13
rw
CNF12
rw
MODE12
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNF11
rw
MODE11
rw
CNF10
rw
MODE10
rw
CNF9
rw
MODE9
rw
CNF8
rw
MODE8
rw
Toggle Fields.

MODE8

Bits 0-1: Port n.8 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF8

Bits 2-3: Port n.8 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE9

Bits 4-5: Port n.9 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF9

Bits 6-7: Port n.9 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE10

Bits 8-9: Port n.10 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF10

Bits 10-11: Port n.10 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE11

Bits 12-13: Port n.11 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF11

Bits 14-15: Port n.11 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE12

Bits 16-17: Port n.12 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF12

Bits 18-19: Port n.12 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE13

Bits 20-21: Port n.13 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF13

Bits 22-23: Port n.13 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE14

Bits 24-25: Port n.14 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF14

Bits 26-27: Port n.14 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

MODE15

Bits 28-29: Port n.15 mode bits.

Allowed values:
0: Input: Input mode (reset state)
1: Output: Output mode 10 MHz
2: Output2: Output mode 2 MHz
3: Output50: Output mode 50 MHz

CNF15

Bits 30-31: Port n.15 configuration bits.

Allowed values:
0: PushPull: Analog mode / Push-Pull mode
1: OpenDrain: Floating input (reset state) / Open Drain-Mode
2: AltPushPull: Input with pull-up/pull-down / Alternate Function Push-Pull Mode
3: AltOpenDrain: Alternate Function Open-Drain Mode

IDR

Port input data register (GPIOn_IDR)

Offset: 0x8, reset: 0x00000000, access: read-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IDR15
r
IDR14
r
IDR13
r
IDR12
r
IDR11
r
IDR10
r
IDR9
r
IDR8
r
IDR7
r
IDR6
r
IDR5
r
IDR4
r
IDR3
r
IDR2
r
IDR1
r
IDR0
r
Toggle Fields.

IDR0

Bit 0: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR1

Bit 1: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR2

Bit 2: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR3

Bit 3: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR4

Bit 4: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR5

Bit 5: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR6

Bit 6: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR7

Bit 7: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR8

Bit 8: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR9

Bit 9: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR10

Bit 10: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR11

Bit 11: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR12

Bit 12: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR13

Bit 13: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR14

Bit 14: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

IDR15

Bit 15: Port input data.

Allowed values:
1: High: Input is logic high
0: Low: Input is logic low

ODR

Port output data register (GPIOn_ODR)

Offset: 0xC, reset: 0x00000000, access: read-write

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ODR15
rw
ODR14
rw
ODR13
rw
ODR12
rw
ODR11
rw
ODR10
rw
ODR9
rw
ODR8
rw
ODR7
rw
ODR6
rw
ODR5
rw
ODR4
rw
ODR3
rw
ODR2
rw
ODR1
rw
ODR0
rw
Toggle Fields.

ODR0

Bit 0: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR1

Bit 1: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR2

Bit 2: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR3

Bit 3: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR4

Bit 4: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR5

Bit 5: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR6

Bit 6: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR7

Bit 7: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR8

Bit 8: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR9

Bit 9: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR10

Bit 10: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR11

Bit 11: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR12

Bit 12: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR13

Bit 13: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR14

Bit 14: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

ODR15

Bit 15: Port output data.

Allowed values:
1: High: Set output to logic high
0: Low: Set output to logic low

BSRR

Port bit set/reset register (GPIOn_BSRR)

Offset: 0x10, reset: 0x00000000, access: write-only

32/32 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BS15
w
BS14
w
BS13
w
BS12
w
BS11
w
BS10
w
BS9
w
BS8
w
BS7
w
BS6
w
BS5
w
BS4
w
BS3
w
BS2
w
BS1
w
BS0
w
Toggle Fields.

BS0

Bit 0: Set bit 0.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS1

Bit 1: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS2

Bit 2: Set bit 1.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS3

Bit 3: Set bit 3.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS4

Bit 4: Set bit 4.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS5

Bit 5: Set bit 5.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS6

Bit 6: Set bit 6.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS7

Bit 7: Set bit 7.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS8

Bit 8: Set bit 8.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS9

Bit 9: Set bit 9.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS10

Bit 10: Set bit 10.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS11

Bit 11: Set bit 11.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS12

Bit 12: Set bit 12.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS13

Bit 13: Set bit 13.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS14

Bit 14: Set bit 14.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BS15

Bit 15: Set bit 15.

Allowed values:
1: Set: Sets the corresponding ODRx bit

BR0

Bit 16: Reset bit 0.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR1

Bit 17: Reset bit 1.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR2

Bit 18: Reset bit 2.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR3

Bit 19: Reset bit 3.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR4

Bit 20: Reset bit 4.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR5

Bit 21: Reset bit 5.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR6

Bit 22: Reset bit 6.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR7

Bit 23: Reset bit 7.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR8

Bit 24: Reset bit 8.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR9

Bit 25: Reset bit 9.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR10

Bit 26: Reset bit 10.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR11

Bit 27: Reset bit 11.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR12

Bit 28: Reset bit 12.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR13

Bit 29: Reset bit 13.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR14

Bit 30: Reset bit 14.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BR15

Bit 31: Reset bit 15.

Allowed values:
1: Reset: Resets the corresponding ODRx bit

BRR

Port bit reset register (GPIOn_BRR)

Offset: 0x14, reset: 0x00000000, access: write-only

16/16 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BR15
w
BR14
w
BR13
w
BR12
w
BR11
w
BR10
w
BR9
w
BR8
w
BR7
w
BR6
w
BR5
w
BR4
w
BR3
w
BR2
w
BR1
w
BR0
w
Toggle Fields.

BR0

Bit 0: Reset bit 0.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR1

Bit 1: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR2

Bit 2: Reset bit 1.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR3

Bit 3: Reset bit 3.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR4

Bit 4: Reset bit 4.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR5

Bit 5: Reset bit 5.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR6

Bit 6: Reset bit 6.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR7

Bit 7: Reset bit 7.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR8

Bit 8: Reset bit 8.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR9

Bit 9: Reset bit 9.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR10

Bit 10: Reset bit 10.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR11

Bit 11: Reset bit 11.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR12

Bit 12: Reset bit 12.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR13

Bit 13: Reset bit 13.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR14

Bit 14: Reset bit 14.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

BR15

Bit 15: Reset bit 15.

Allowed values:
0: NoAction: No action on the corresponding ODx bit
1: Reset: Reset the ODx bit

LCKR

Port configuration lock register

Offset: 0x18, reset: 0x00000000, access: read-write

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LCKK
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LCK15
rw
LCK14
rw
LCK13
rw
LCK12
rw
LCK11
rw
LCK10
rw
LCK9
rw
LCK8
rw
LCK7
rw
LCK6
rw
LCK5
rw
LCK4
rw
LCK3
rw
LCK2
rw
LCK1
rw
LCK0
rw
Toggle Fields.

LCK0

Bit 0: Port A Lock bit 0.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK1

Bit 1: Port A Lock bit 1.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK2

Bit 2: Port A Lock bit 2.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK3

Bit 3: Port A Lock bit 3.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK4

Bit 4: Port A Lock bit 4.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK5

Bit 5: Port A Lock bit 5.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK6

Bit 6: Port A Lock bit 6.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK7

Bit 7: Port A Lock bit 7.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK8

Bit 8: Port A Lock bit 8.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK9

Bit 9: Port A Lock bit 9.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK10

Bit 10: Port A Lock bit 10.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK11

Bit 11: Port A Lock bit 11.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK12

Bit 12: Port A Lock bit 12.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK13

Bit 13: Port A Lock bit 13.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK14

Bit 14: Port A Lock bit 14.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCK15

Bit 15: Port A Lock bit 15.

Allowed values:
0: Unlocked: Port configuration not locked
1: Locked: Port configuration locked

LCKK

Bit 16: Lock key.

Allowed values:
0: NotActive: Port configuration lock key not active
1: Active: Port configuration lock key active

I2C1

0x40005400: Inter integrated circuit

51/51 fields covered. Toggle Registers.

CR1

Control register 1

Offset: 0x0, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SWRST
rw
ALERT
rw
PEC
rw
POS
rw
ACK
rw
STOP
rw
START
rw
NOSTRETCH
rw
ENGC
rw
ENPEC
rw
ENARP
rw
SMBTYPE
rw
SMBUS
rw
PE
rw
Toggle Fields.

PE

Bit 0: Peripheral enable.

Allowed values:
0: Disabled: Peripheral disabled
1: Enabled: Peripheral enabled

SMBUS

Bit 1: SMBus mode.

Allowed values:
0: I2C: I2C Mode
1: SMBus: SMBus

SMBTYPE

Bit 3: SMBus type.

Allowed values:
0: Device: SMBus Device
1: Host: SMBus Host

ENARP

Bit 4: ARP enable.

Allowed values:
0: Disabled: ARP disabled
1: Enabled: ARP enabled

ENPEC

Bit 5: PEC enable.

Allowed values:
0: Disabled: PEC calculation disabled
1: Enabled: PEC calculation enabled

ENGC

Bit 6: General call enable.

Allowed values:
0: Disabled: General call disabled
1: Enabled: General call enabled

NOSTRETCH

Bit 7: Clock stretching disable (Slave mode).

Allowed values:
0: Enabled: Clock stretching enabled
1: Disabled: Clock stretching disabled

START

Bit 8: Start generation.

Allowed values:
0: NoStart: No Start generation
1: Start: In master mode: repeated start generation, in slave mode: start generation when bus is free

STOP

Bit 9: Stop generation.

Allowed values:
0: NoStop: No Stop generation
1: Stop: In master mode: stop generation after current byte/start, in slave mode: release SCL and SDA after current byte

ACK

Bit 10: Acknowledge enable.

Allowed values:
0: NAK: No acknowledge returned
1: ACK: Acknowledge returned after a byte is received

POS

Bit 11: Acknowledge/PEC Position (for data reception).

Allowed values:
0: Current: ACK bit controls the (N)ACK of the current byte being received
1: Next: ACK bit controls the (N)ACK of the next byte to be received

PEC

Bit 12: Packet error checking.

Allowed values:
0: Disabled: No PEC transfer
1: Enabled: PEC transfer

ALERT

Bit 13: SMBus alert.

Allowed values:
0: Release: SMBA pin released high
1: Drive: SMBA pin driven low

SWRST

Bit 15: Software reset.

Allowed values:
0: NotReset: I2C peripheral not under reset
1: Reset: I2C peripheral under reset

CR2

Control register 2

Offset: 0x4, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LAST
rw
DMAEN
rw
ITBUFEN
rw
ITEVTEN
rw
ITERREN
rw
FREQ
rw
Toggle Fields.

FREQ

Bits 0-5: Peripheral clock frequency.

Allowed values: 2-50

ITERREN

Bit 8: Error interrupt enable.

Allowed values:
0: Disabled: Error interrupt disabled
1: Enabled: Error interrupt enabled

ITEVTEN

Bit 9: Event interrupt enable.

Allowed values:
0: Disabled: Event interrupt disabled
1: Enabled: Event interrupt enabled

ITBUFEN

Bit 10: Buffer interrupt enable.

Allowed values:
0: Disabled: TxE=1 or RxNE=1 does not generate any interrupt
1: Enabled: TxE=1 or RxNE=1 generates Event interrupt

DMAEN

Bit 11: DMA requests enable.

Allowed values:
0: Disabled: DMA requests disabled
1: Enabled: DMA request enabled when TxE=1 or RxNE=1

LAST

Bit 12: DMA last transfer.

Allowed values:
0: NotLast: Next DMA EOT is not the last transfer
1: Last: Next DMA EOT is the last transfer

OAR1

Own address register 1

Offset: 0x8, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ADDMODE
rw
ADD
rw
Toggle Fields.

ADD

Bits 0-9: Interface address.

Allowed values: 0-1023

ADDMODE

Bit 15: Addressing mode (slave mode).

Allowed values:
0: ADD7: 7-bit slave address
1: ADD10: 10-bit slave address

OAR2

Own address register 2

Offset: 0xC, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ADD2
rw
ENDUAL
rw
Toggle Fields.

ENDUAL

Bit 0: Dual addressing mode enable.

Allowed values:
0: Single: Single addressing mode
1: Dual: Dual addressing mode

ADD2

Bits 1-7: Interface address.

Allowed values: 0-127

DR

Data register

Offset: 0x10, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-7: 8-bit data register.

Allowed values: 0-255

SR1

Status register 1

Offset: 0x14, reset: 0x0000, access: Unspecified

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SMBALERT
rw
TIMEOUT
rw
PECERR
rw
OVR
rw
AF
rw
ARLO
rw
BERR
rw
TxE
r
RxNE
r
STOPF
r
ADD10
r
BTF
r
ADDR
r
SB
r
Toggle Fields.

SB

Bit 0: Start bit (Master mode).

Allowed values:
0: NoStart: No Start condition
1: Start: Start condition generated

ADDR

Bit 1: Address sent (master mode)/matched (slave mode).

Allowed values:
0: NotMatch: Adress mismatched or not received
1: Match: Received slave address matched with one of the enabled slave addresses

BTF

Bit 2: Byte transfer finished.

Allowed values:
0: NotFinished: Data byte transfer not done
1: Finished: Data byte transfer successful

ADD10

Bit 3: 10-bit header sent (Master mode).

STOPF

Bit 4: Stop detection (slave mode).

Allowed values:
0: NoStop: No Stop condition detected
1: Stop: Stop condition detected

RxNE

Bit 6: Data register not empty (receivers).

Allowed values:
0: Empty: Data register empty
1: NotEmpty: Data register not empty

TxE

Bit 7: Data register empty (transmitters).

Allowed values:
0: NotEmpty: Data register not empty
1: Empty: Data register empty

BERR

Bit 8: Bus error.

Allowed values:
0: NoError: No misplaced Start or Stop condition
1: Error: Misplaced Start or Stop condition

ARLO

Bit 9: Arbitration lost (master mode).

Allowed values:
0: NoLost: No Arbitration Lost detected
1: Lost: Arbitration Lost detected

AF

Bit 10: Acknowledge failure.

Allowed values:
0: NoFailure: No acknowledge failure
1: Failure: Acknowledge failure

OVR

Bit 11: Overrun/Underrun.

Allowed values:
0: NoOverrun: No overrun/underrun occured
1: Overrun: Overrun/underrun occured

PECERR

Bit 12: PEC Error in reception.

Allowed values:
0: NoError: no PEC error: receiver returns ACK after PEC reception (if ACK=1)
1: Error: PEC error: receiver returns NACK after PEC reception (whatever ACK)

TIMEOUT

Bit 14: Timeout or Tlow error.

Allowed values:
0: NoTimeout: No Timeout error
1: Timeout: SCL remained LOW for 25 ms

SMBALERT

Bit 15: SMBus alert.

Allowed values:
0: NoAlert: No SMBALERT occured
1: Alert: SMBALERT occurred

SR2

Status register 2

Offset: 0x18, reset: 0x0000, access: read-only

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PEC
r
DUALF
r
SMBHOST
r
SMBDEFAULT
r
GENCALL
r
TRA
r
BUSY
r
MSL
r
Toggle Fields.

MSL

Bit 0: Master/slave.

BUSY

Bit 1: Bus busy.

TRA

Bit 2: Transmitter/receiver.

GENCALL

Bit 4: General call address (Slave mode).

SMBDEFAULT

Bit 5: SMBus device default address (Slave mode).

SMBHOST

Bit 6: SMBus host header (Slave mode).

DUALF

Bit 7: Dual flag (Slave mode).

PEC

Bits 8-15: acket error checking register.

CCR

Clock control register

Offset: 0x1C, reset: 0x0000, access: read-write

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
F_S
rw
DUTY
rw
CCR
rw
Toggle Fields.

CCR

Bits 0-11: Clock control register in Fast/Standard mode (Master mode).

Allowed values: 1-4095

DUTY

Bit 14: Fast mode duty cycle.

Allowed values:
0: Duty2_1: Duty cycle t_low/t_high = 2/1
1: Duty16_9: Duty cycle t_low/t_high = 16/9

F_S

Bit 15: I2C master mode selection.

Allowed values:
0: Standard: Standard mode I2C
1: Fast: Fast mode I2C

TRISE

TRISE register

Offset: 0x20, reset: 0x0002, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TRISE
rw
Toggle Fields.

TRISE

Bits 0-5: Maximum rise time in Fast/Standard mode (Master mode).

Allowed values: 0-63

I2C2

0x40005800: Inter integrated circuit

51/51 fields covered. Toggle Registers.

CR1

Control register 1

Offset: 0x0, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SWRST
rw
ALERT
rw
PEC
rw
POS
rw
ACK
rw
STOP
rw
START
rw
NOSTRETCH
rw
ENGC
rw
ENPEC
rw
ENARP
rw
SMBTYPE
rw
SMBUS
rw
PE
rw
Toggle Fields.

PE

Bit 0: Peripheral enable.

Allowed values:
0: Disabled: Peripheral disabled
1: Enabled: Peripheral enabled

SMBUS

Bit 1: SMBus mode.

Allowed values:
0: I2C: I2C Mode
1: SMBus: SMBus

SMBTYPE

Bit 3: SMBus type.

Allowed values:
0: Device: SMBus Device
1: Host: SMBus Host

ENARP

Bit 4: ARP enable.

Allowed values:
0: Disabled: ARP disabled
1: Enabled: ARP enabled

ENPEC

Bit 5: PEC enable.

Allowed values:
0: Disabled: PEC calculation disabled
1: Enabled: PEC calculation enabled

ENGC

Bit 6: General call enable.

Allowed values:
0: Disabled: General call disabled
1: Enabled: General call enabled

NOSTRETCH

Bit 7: Clock stretching disable (Slave mode).

Allowed values:
0: Enabled: Clock stretching enabled
1: Disabled: Clock stretching disabled

START

Bit 8: Start generation.

Allowed values:
0: NoStart: No Start generation
1: Start: In master mode: repeated start generation, in slave mode: start generation when bus is free

STOP

Bit 9: Stop generation.

Allowed values:
0: NoStop: No Stop generation
1: Stop: In master mode: stop generation after current byte/start, in slave mode: release SCL and SDA after current byte

ACK

Bit 10: Acknowledge enable.

Allowed values:
0: NAK: No acknowledge returned
1: ACK: Acknowledge returned after a byte is received

POS

Bit 11: Acknowledge/PEC Position (for data reception).

Allowed values:
0: Current: ACK bit controls the (N)ACK of the current byte being received
1: Next: ACK bit controls the (N)ACK of the next byte to be received

PEC

Bit 12: Packet error checking.

Allowed values:
0: Disabled: No PEC transfer
1: Enabled: PEC transfer

ALERT

Bit 13: SMBus alert.

Allowed values:
0: Release: SMBA pin released high
1: Drive: SMBA pin driven low

SWRST

Bit 15: Software reset.

Allowed values:
0: NotReset: I2C peripheral not under reset
1: Reset: I2C peripheral under reset

CR2

Control register 2

Offset: 0x4, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LAST
rw
DMAEN
rw
ITBUFEN
rw
ITEVTEN
rw
ITERREN
rw
FREQ
rw
Toggle Fields.

FREQ

Bits 0-5: Peripheral clock frequency.

Allowed values: 2-50

ITERREN

Bit 8: Error interrupt enable.

Allowed values:
0: Disabled: Error interrupt disabled
1: Enabled: Error interrupt enabled

ITEVTEN

Bit 9: Event interrupt enable.

Allowed values:
0: Disabled: Event interrupt disabled
1: Enabled: Event interrupt enabled

ITBUFEN

Bit 10: Buffer interrupt enable.

Allowed values:
0: Disabled: TxE=1 or RxNE=1 does not generate any interrupt
1: Enabled: TxE=1 or RxNE=1 generates Event interrupt

DMAEN

Bit 11: DMA requests enable.

Allowed values:
0: Disabled: DMA requests disabled
1: Enabled: DMA request enabled when TxE=1 or RxNE=1

LAST

Bit 12: DMA last transfer.

Allowed values:
0: NotLast: Next DMA EOT is not the last transfer
1: Last: Next DMA EOT is the last transfer

OAR1

Own address register 1

Offset: 0x8, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ADDMODE
rw
ADD
rw
Toggle Fields.

ADD

Bits 0-9: Interface address.

Allowed values: 0-1023

ADDMODE

Bit 15: Addressing mode (slave mode).

Allowed values:
0: ADD7: 7-bit slave address
1: ADD10: 10-bit slave address

OAR2

Own address register 2

Offset: 0xC, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ADD2
rw
ENDUAL
rw
Toggle Fields.

ENDUAL

Bit 0: Dual addressing mode enable.

Allowed values:
0: Single: Single addressing mode
1: Dual: Dual addressing mode

ADD2

Bits 1-7: Interface address.

Allowed values: 0-127

DR

Data register

Offset: 0x10, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-7: 8-bit data register.

Allowed values: 0-255

SR1

Status register 1

Offset: 0x14, reset: 0x0000, access: Unspecified

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SMBALERT
rw
TIMEOUT
rw
PECERR
rw
OVR
rw
AF
rw
ARLO
rw
BERR
rw
TxE
r
RxNE
r
STOPF
r
ADD10
r
BTF
r
ADDR
r
SB
r
Toggle Fields.

SB

Bit 0: Start bit (Master mode).

Allowed values:
0: NoStart: No Start condition
1: Start: Start condition generated

ADDR

Bit 1: Address sent (master mode)/matched (slave mode).

Allowed values:
0: NotMatch: Adress mismatched or not received
1: Match: Received slave address matched with one of the enabled slave addresses

BTF

Bit 2: Byte transfer finished.

Allowed values:
0: NotFinished: Data byte transfer not done
1: Finished: Data byte transfer successful

ADD10

Bit 3: 10-bit header sent (Master mode).

STOPF

Bit 4: Stop detection (slave mode).

Allowed values:
0: NoStop: No Stop condition detected
1: Stop: Stop condition detected

RxNE

Bit 6: Data register not empty (receivers).

Allowed values:
0: Empty: Data register empty
1: NotEmpty: Data register not empty

TxE

Bit 7: Data register empty (transmitters).

Allowed values:
0: NotEmpty: Data register not empty
1: Empty: Data register empty

BERR

Bit 8: Bus error.

Allowed values:
0: NoError: No misplaced Start or Stop condition
1: Error: Misplaced Start or Stop condition

ARLO

Bit 9: Arbitration lost (master mode).

Allowed values:
0: NoLost: No Arbitration Lost detected
1: Lost: Arbitration Lost detected

AF

Bit 10: Acknowledge failure.

Allowed values:
0: NoFailure: No acknowledge failure
1: Failure: Acknowledge failure

OVR

Bit 11: Overrun/Underrun.

Allowed values:
0: NoOverrun: No overrun/underrun occured
1: Overrun: Overrun/underrun occured

PECERR

Bit 12: PEC Error in reception.

Allowed values:
0: NoError: no PEC error: receiver returns ACK after PEC reception (if ACK=1)
1: Error: PEC error: receiver returns NACK after PEC reception (whatever ACK)

TIMEOUT

Bit 14: Timeout or Tlow error.

Allowed values:
0: NoTimeout: No Timeout error
1: Timeout: SCL remained LOW for 25 ms

SMBALERT

Bit 15: SMBus alert.

Allowed values:
0: NoAlert: No SMBALERT occured
1: Alert: SMBALERT occurred

SR2

Status register 2

Offset: 0x18, reset: 0x0000, access: read-only

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PEC
r
DUALF
r
SMBHOST
r
SMBDEFAULT
r
GENCALL
r
TRA
r
BUSY
r
MSL
r
Toggle Fields.

MSL

Bit 0: Master/slave.

BUSY

Bit 1: Bus busy.

TRA

Bit 2: Transmitter/receiver.

GENCALL

Bit 4: General call address (Slave mode).

SMBDEFAULT

Bit 5: SMBus device default address (Slave mode).

SMBHOST

Bit 6: SMBus host header (Slave mode).

DUALF

Bit 7: Dual flag (Slave mode).

PEC

Bits 8-15: acket error checking register.

CCR

Clock control register

Offset: 0x1C, reset: 0x0000, access: read-write

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
F_S
rw
DUTY
rw
CCR
rw
Toggle Fields.

CCR

Bits 0-11: Clock control register in Fast/Standard mode (Master mode).

Allowed values: 1-4095

DUTY

Bit 14: Fast mode duty cycle.

Allowed values:
0: Duty2_1: Duty cycle t_low/t_high = 2/1
1: Duty16_9: Duty cycle t_low/t_high = 16/9

F_S

Bit 15: I2C master mode selection.

Allowed values:
0: Standard: Standard mode I2C
1: Fast: Fast mode I2C

TRISE

TRISE register

Offset: 0x20, reset: 0x0002, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TRISE
rw
Toggle Fields.

TRISE

Bits 0-5: Maximum rise time in Fast/Standard mode (Master mode).

Allowed values: 0-63

IWDG

0x40003000: Independent watchdog

5/5 fields covered. Toggle Registers.

KR

Key register (IWDG_KR)

Offset: 0x0, reset: 0x00000000, access: write-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
KEY
w
Toggle Fields.

KEY

Bits 0-15: Key value.

Allowed values:
21845: Enable: Enable access to PR, RLR and WINR registers (0x5555)
43690: Reset: Reset the watchdog value (0xAAAA)
52428: Start: Start the watchdog (0xCCCC)

PR

Prescaler register (IWDG_PR)

Offset: 0x4, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PR
rw
Toggle Fields.

PR

Bits 0-2: Prescaler divider.

Allowed values:
0: DivideBy4: Divider /4
1: DivideBy8: Divider /8
2: DivideBy16: Divider /16
3: DivideBy32: Divider /32
4: DivideBy64: Divider /64
5: DivideBy128: Divider /128
6: DivideBy256: Divider /256
7: DivideBy256bis: Divider /256

RLR

Reload register (IWDG_RLR)

Offset: 0x8, reset: 0x00000FFF, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RL
rw
Toggle Fields.

RL

Bits 0-11: Watchdog counter reload value.

Allowed values: 0-4095

SR

Status register (IWDG_SR)

Offset: 0xC, reset: 0x00000000, access: read-only

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RVU
r
PVU
r
Toggle Fields.

PVU

Bit 0: Watchdog prescaler value update.

RVU

Bit 1: Watchdog counter reload value update.

MPU

0xE000ED90: Memory protection unit

6/19 fields covered. Toggle Registers.

MPU_TYPER

MPU type register

Offset: 0x0, reset: 0X00000800, access: read-only

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IREGION
r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DREGION
r
SEPARATE
r
Toggle Fields.

SEPARATE

Bit 0: Separate flag.

DREGION

Bits 8-15: Number of MPU data regions.

IREGION

Bits 16-23: Number of MPU instruction regions.

MPU_CTRL

MPU control register

Offset: 0x4, reset: 0X00000000, access: read-only

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PRIVDEFENA
r
HFNMIENA
r
ENABLE
r
Toggle Fields.

ENABLE

Bit 0: Enables the MPU.

HFNMIENA

Bit 1: Enables the operation of MPU during hard fault.

PRIVDEFENA

Bit 2: Enable priviliged software access to default memory map.

MPU_RNR

MPU region number register

Offset: 0x8, reset: 0X00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
REGION
rw
Toggle Fields.

REGION

Bits 0-7: MPU region.

MPU_RBAR

MPU region base address register

Offset: 0xC, reset: 0X00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
ADDR
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ADDR
rw
VALID
rw
REGION
rw
Toggle Fields.

REGION

Bits 0-3: MPU region field.

VALID

Bit 4: MPU region number valid.

ADDR

Bits 5-31: Region base address field.

MPU_RASR

MPU region attribute and size register

Offset: 0x10, reset: 0X00000000, access: read-write

0/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
XN
rw
AP
rw
TEX
rw
S
rw
C
rw
B
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SRD
rw
SIZE
rw
ENABLE
rw
Toggle Fields.

ENABLE

Bit 0: Region enable bit..

SIZE

Bits 1-5: Size of the MPU protection region.

SRD

Bits 8-15: Subregion disable bits.

B

Bit 16: memory attribute.

C

Bit 17: memory attribute.

S

Bit 18: Shareable memory attribute.

TEX

Bits 19-21: memory attribute.

AP

Bits 24-26: Access permission.

XN

Bit 28: Instruction access disable bit.

NVIC

0xE000E100: Nested Vectored Interrupt Controller

2/70 fields covered. Toggle Registers.

ISER0

Interrupt Set-Enable Register

Offset: 0x0, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SETENA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SETENA
rw
Toggle Fields.

SETENA

Bits 0-31: SETENA.

ISER1

Interrupt Set-Enable Register

Offset: 0x4, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SETENA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SETENA
rw
Toggle Fields.

SETENA

Bits 0-31: SETENA.

ICER0

Interrupt Clear-Enable Register

Offset: 0x80, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CLRENA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CLRENA
rw
Toggle Fields.

CLRENA

Bits 0-31: CLRENA.

ICER1

Interrupt Clear-Enable Register

Offset: 0x84, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CLRENA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CLRENA
rw
Toggle Fields.

CLRENA

Bits 0-31: CLRENA.

ISPR0

Interrupt Set-Pending Register

Offset: 0x100, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SETPEND
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SETPEND
rw
Toggle Fields.

SETPEND

Bits 0-31: SETPEND.

ISPR1

Interrupt Set-Pending Register

Offset: 0x104, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SETPEND
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SETPEND
rw
Toggle Fields.

SETPEND

Bits 0-31: SETPEND.

ICPR0

Interrupt Clear-Pending Register

Offset: 0x180, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CLRPEND
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CLRPEND
rw
Toggle Fields.

CLRPEND

Bits 0-31: CLRPEND.

ICPR1

Interrupt Clear-Pending Register

Offset: 0x184, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CLRPEND
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CLRPEND
rw
Toggle Fields.

CLRPEND

Bits 0-31: CLRPEND.

IABR0

Interrupt Active Bit Register

Offset: 0x200, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
ACTIVE
r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ACTIVE
r
Toggle Fields.

ACTIVE

Bits 0-31: ACTIVE.

IABR1

Interrupt Active Bit Register

Offset: 0x204, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
ACTIVE
r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ACTIVE
r
Toggle Fields.

ACTIVE

Bits 0-31: ACTIVE.

IPR0

Interrupt Priority Register

Offset: 0x300, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR1

Interrupt Priority Register

Offset: 0x304, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR2

Interrupt Priority Register

Offset: 0x308, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR3

Interrupt Priority Register

Offset: 0x30C, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR4

Interrupt Priority Register

Offset: 0x310, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR5

Interrupt Priority Register

Offset: 0x314, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR6

Interrupt Priority Register

Offset: 0x318, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR7

Interrupt Priority Register

Offset: 0x31C, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR8

Interrupt Priority Register

Offset: 0x320, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR9

Interrupt Priority Register

Offset: 0x324, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR10

Interrupt Priority Register

Offset: 0x328, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR11

Interrupt Priority Register

Offset: 0x32C, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR12

Interrupt Priority Register

Offset: 0x330, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR13

Interrupt Priority Register

Offset: 0x334, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

IPR14

Interrupt Priority Register

Offset: 0x338, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IPR_N3
rw
IPR_N2
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IPR_N1
rw
IPR_N0
rw
Toggle Fields.

IPR_N0

Bits 0-7: IPR_N0.

IPR_N1

Bits 8-15: IPR_N1.

IPR_N2

Bits 16-23: IPR_N2.

IPR_N3

Bits 24-31: IPR_N3.

NVIC_STIR

0xE000EF00: Nested vectored interrupt controller

0/1 fields covered. Toggle Registers.

STIR

Software trigger interrupt register

Offset: 0x0, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
INTID
rw
Toggle Fields.

INTID

Bits 0-8: Software generated interrupt ID.

PWR

0x40007000: Power control

4/11 fields covered. Toggle Registers.

CR

Power control register (PWR_CR)

Offset: 0x0, reset: 0x00000000, access: read-write

1/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBP
rw
PLS
rw
PVDE
rw
CSBF
rw
CWUF
rw
PDDS
rw
LPDS
rw
Toggle Fields.

LPDS

Bit 0: Low Power Deep Sleep.

PDDS

Bit 1: Power Down Deep Sleep.

Allowed values:
0: STOP_MODE: Enter Stop mode when the CPU enters deepsleep
1: STANDBY_MODE: Enter Standby mode when the CPU enters deepsleep

CWUF

Bit 2: Clear Wake-up Flag.

CSBF

Bit 3: Clear STANDBY Flag.

PVDE

Bit 4: Power Voltage Detector Enable.

PLS

Bits 5-7: PVD Level Selection.

DBP

Bit 8: Disable Backup Domain write protection.

CSR

Power control register (PWR_CR)

Offset: 0x4, reset: 0x00000000, access: Unspecified

3/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EWUP
rw
PVDO
r
SBF
r
WUF
r
Toggle Fields.

WUF

Bit 0: Wake-Up Flag.

SBF

Bit 1: STANDBY Flag.

PVDO

Bit 2: PVD Output.

EWUP

Bit 8: Enable WKUP pin.

RCC

0x40021000: Reset and clock control

133/133 fields covered. Toggle Registers.

CR

Clock control register

Offset: 0x0, reset: 0x00000083, access: Unspecified

10/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PLLRDY
r
PLLON
rw
CSSON
rw
HSEBYP
rw
HSERDY
r
HSEON
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
HSICAL
r
HSITRIM
rw
HSIRDY
r
HSION
rw
Toggle Fields.

HSION

Bit 0: Internal High Speed clock enable.

Allowed values:
0: Off: Clock Off
1: On: Clock On

HSIRDY

Bit 1: Internal High Speed clock ready flag.

Allowed values:
0: NotReady: Clock not ready
1: Ready: Clock ready

HSITRIM

Bits 3-7: Internal High Speed clock trimming.

Allowed values: 0-31

HSICAL

Bits 8-15: Internal High Speed clock Calibration.

Allowed values: 0-255

HSEON

Bit 16: External High Speed clock enable.

Allowed values:
0: Off: Clock Off
1: On: Clock On

HSERDY

Bit 17: External High Speed clock ready flag.

Allowed values:
0: NotReady: Clock not ready
1: Ready: Clock ready

HSEBYP

Bit 18: External High Speed clock Bypass.

Allowed values:
0: NotBypassed: HSE crystal oscillator not bypassed
1: Bypassed: HSE crystal oscillator bypassed with external clock

CSSON

Bit 19: Clock Security System enable.

Allowed values:
0: Off: Clock security system disabled (clock detector OFF)
1: On: Clock security system enable (clock detector ON if the HSE is ready, OFF if not)

PLLON

Bit 24: PLL enable.

Allowed values:
0: Off: Clock Off
1: On: Clock On

PLLRDY

Bit 25: PLL clock ready flag.

Allowed values:
0: NotReady: Clock not ready
1: Ready: Clock ready

CFGR

Clock configuration register (RCC_CFGR)

Offset: 0x4, reset: 0x00000000, access: Unspecified

10/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
MCO
rw
PLLMUL
rw
PLLXTPRE
rw
PLLSRC
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ADCPRE
rw
PPRE2
rw
PPRE1
rw
HPRE
rw
SWS
r
SW
rw
Toggle Fields.

SW

Bits 0-1: System clock Switch.

Allowed values:
0: HSI: HSI selected as system clock
1: HSE: HSE selected as system clock
2: PLL: PLL selected as system clock

SWS

Bits 2-3: System Clock Switch Status.

Allowed values:
0: HSI: HSE oscillator used as system clock
1: HSE: HSI oscillator used as system clock
2: PLL: PLL used as system clock

HPRE

Bits 4-7: AHB prescaler.

Allowed values:
0: Div1: SYSCLK not divided
8: Div2: SYSCLK divided by 2
9: Div4: SYSCLK divided by 4
10: Div8: SYSCLK divided by 8
11: Div16: SYSCLK divided by 16
12: Div64: SYSCLK divided by 64
13: Div128: SYSCLK divided by 128
14: Div256: SYSCLK divided by 256
15: Div512: SYSCLK divided by 512

PPRE1

Bits 8-10: APB Low speed prescaler (APB1).

Allowed values:
0: Div1: HCLK not divided
4: Div2: HCLK divided by 2
5: Div4: HCLK divided by 4
6: Div8: HCLK divided by 8
7: Div16: HCLK divided by 16

PPRE2

Bits 11-13: APB High speed prescaler (APB2).

Allowed values:
0: Div1: HCLK not divided
4: Div2: HCLK divided by 2
5: Div4: HCLK divided by 4
6: Div8: HCLK divided by 8
7: Div16: HCLK divided by 16

ADCPRE

Bits 14-15: ADC prescaler.

Allowed values:
0: Div2: PCLK2 divided by 2
1: Div4: PCLK2 divided by 4
2: Div6: PCLK2 divided by 8
3: Div8: PCLK2 divided by 16

PLLSRC

Bit 16: PLL entry clock source.

Allowed values:
0: HSI_Div2: HSI divided by 2 selected as PLL input clock
1: HSE_Div_PREDIV: HSE divided by PREDIV selected as PLL input clock

PLLXTPRE

Bit 17: HSE divider for PLL entry.

Allowed values:
0: Div1: HSE clock not divided
1: Div2: HSE clock divided by 2

PLLMUL

Bits 18-21: PLL Multiplication Factor.

Allowed values:
0: Mul2: PLL input clock x2
1: Mul3: PLL input clock x3
2: Mul4: PLL input clock x4
3: Mul5: PLL input clock x5
4: Mul6: PLL input clock x6
5: Mul7: PLL input clock x7
6: Mul8: PLL input clock x8
7: Mul9: PLL input clock x9
8: Mul10: PLL input clock x10
9: Mul11: PLL input clock x11
10: Mul12: PLL input clock x12
11: Mul13: PLL input clock x13
12: Mul14: PLL input clock x14
13: Mul15: PLL input clock x15
14: Mul16: PLL input clock x16
15: Mul16x: PLL input clock x16

MCO

Bits 24-26: Microcontroller clock output.

Allowed values:
0: NoMCO: MCO output disabled, no clock on MCO
4: SYSCLK: System clock selected
5: HSI: HSI oscillator clock selected
6: HSE: HSE oscillator clock selected
7: PLL: PLL clock selected (divided by 1 or 2, depending en PLLNODIV)

CIR

Clock interrupt register (RCC_CIR)

Offset: 0x8, reset: 0x00000000, access: Unspecified

17/17 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CSSC
w
PLLRDYC
w
HSERDYC
w
HSIRDYC
w
LSERDYC
w
LSIRDYC
w
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PLLRDYIE
rw
HSERDYIE
rw
HSIRDYIE
rw
LSERDYIE
rw
LSIRDYIE
rw
CSSF
r
PLLRDYF
r
HSERDYF
r
HSIRDYF
r
LSERDYF
r
LSIRDYF
r
Toggle Fields.

LSIRDYF

Bit 0: LSI Ready Interrupt flag.

Allowed values:
0: NotInterrupted: No clock ready interrupt
1: Interrupted: Clock ready interrupt

LSERDYF

Bit 1: LSE Ready Interrupt flag.

Allowed values:
0: NotInterrupted: No clock ready interrupt
1: Interrupted: Clock ready interrupt

HSIRDYF

Bit 2: HSI Ready Interrupt flag.

Allowed values:
0: NotInterrupted: No clock ready interrupt
1: Interrupted: Clock ready interrupt

HSERDYF

Bit 3: HSE Ready Interrupt flag.

Allowed values:
0: NotInterrupted: No clock ready interrupt
1: Interrupted: Clock ready interrupt

PLLRDYF

Bit 4: PLL Ready Interrupt flag.

Allowed values:
0: NotInterrupted: No clock ready interrupt
1: Interrupted: Clock ready interrupt

CSSF

Bit 7: Clock Security System Interrupt flag.

Allowed values:
0: NotInterrupted: No clock security interrupt caused by HSE clock failure
1: Interrupted: Clock security interrupt caused by HSE clock failure

LSIRDYIE

Bit 8: LSI Ready Interrupt Enable.

Allowed values:
0: Disabled: Interrupt disabled
1: Enabled: Interrupt enabled

LSERDYIE

Bit 9: LSE Ready Interrupt Enable.

Allowed values:
0: Disabled: Interrupt disabled
1: Enabled: Interrupt enabled

HSIRDYIE

Bit 10: HSI Ready Interrupt Enable.

Allowed values:
0: Disabled: Interrupt disabled
1: Enabled: Interrupt enabled

HSERDYIE

Bit 11: HSE Ready Interrupt Enable.

Allowed values:
0: Disabled: Interrupt disabled
1: Enabled: Interrupt enabled

PLLRDYIE

Bit 12: PLL Ready Interrupt Enable.

Allowed values:
0: Disabled: Interrupt disabled
1: Enabled: Interrupt enabled

LSIRDYC

Bit 16: LSI Ready Interrupt Clear.

Allowed values:
1: Clear: Clear interrupt flag

LSERDYC

Bit 17: LSE Ready Interrupt Clear.

Allowed values:
1: Clear: Clear interrupt flag

HSIRDYC

Bit 18: HSI Ready Interrupt Clear.

Allowed values:
1: Clear: Clear interrupt flag

HSERDYC

Bit 19: HSE Ready Interrupt Clear.

Allowed values:
1: Clear: Clear interrupt flag

PLLRDYC

Bit 20: PLL Ready Interrupt Clear.

Allowed values:
1: Clear: Clear interrupt flag

CSSC

Bit 23: Clock security system interrupt clear.

Allowed values:
1: Clear: Clear CSSF flag

APB2RSTR

APB2 peripheral reset register (RCC_APB2RSTR)

Offset: 0xC, reset: 0x000000000, access: read-write

15/15 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
TIM17RST
rw
TIM16RST
rw
TIM15RST
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
USART1RST
rw
SPI1RST
rw
TIM1RST
rw
ADC1RST
rw
IOPGRST
rw
IOPFRST
rw
IOPERST
rw
IOPDRST
rw
IOPCRST
rw
IOPBRST
rw
IOPARST
rw
AFIORST
rw
Toggle Fields.

AFIORST

Bit 0: Alternate function I/O reset.

Allowed values:
1: Reset: Reset the selected module

IOPARST

Bit 2: IO port A reset.

Allowed values:
1: Reset: Reset the selected module

IOPBRST

Bit 3: IO port B reset.

Allowed values:
1: Reset: Reset the selected module

IOPCRST

Bit 4: IO port C reset.

Allowed values:
1: Reset: Reset the selected module

IOPDRST

Bit 5: IO port D reset.

Allowed values:
1: Reset: Reset the selected module

IOPERST

Bit 6: IO port E reset.

Allowed values:
1: Reset: Reset the selected module

IOPFRST

Bit 7: IO port F reset.

Allowed values:
1: Reset: Reset the selected module

IOPGRST

Bit 8: IO port G reset.

Allowed values:
1: Reset: Reset the selected module

ADC1RST

Bit 9: ADC 1 interface reset.

Allowed values:
1: Reset: Reset the selected module

TIM1RST

Bit 11: TIM1 timer reset.

Allowed values:
1: Reset: Reset the selected module

SPI1RST

Bit 12: SPI 1 reset.

Allowed values:
1: Reset: Reset the selected module

USART1RST

Bit 14: USART1 reset.

Allowed values:
1: Reset: Reset the selected module

TIM15RST

Bit 16: TIM15 timer reset.

Allowed values:
1: Reset: Reset the selected module

TIM16RST

Bit 17: TIM16 timer reset.

Allowed values:
1: Reset: Reset the selected module

TIM17RST

Bit 18: TIM17 timer reset.

Allowed values:
1: Reset: Reset the selected module

APB1RSTR

APB1 peripheral reset register (RCC_APB1RSTR)

Offset: 0x10, reset: 0x00000000, access: read-write

22/22 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CECRST
rw
DACRST
rw
PWRRST
rw
BKPRST
rw
I2C2RST
rw
I2C1RST
rw
UART5RST
rw
UART4RST
rw
USART3RST
rw
USART2RST
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SPI3RST
rw
SPI2RST
rw
WWDGRST
rw
TIM14RST
rw
TIM13RST
rw
TIM12RST
rw
TIM7RST
rw
TIM6RST
rw
TIM5RST
rw
TIM4RST
rw
TIM3RST
rw
TIM2RST
rw
Toggle Fields.

TIM2RST

Bit 0: Timer 2 reset.

Allowed values:
1: Reset: Reset the selected module

TIM3RST

Bit 1: Timer 3 reset.

Allowed values:
1: Reset: Reset the selected module

TIM4RST

Bit 2: Timer 4 reset.

Allowed values:
1: Reset: Reset the selected module

TIM5RST

Bit 3: Timer 5 reset.

Allowed values:
1: Reset: Reset the selected module

TIM6RST

Bit 4: Timer 6 reset.

Allowed values:
1: Reset: Reset the selected module

TIM7RST

Bit 5: Timer 7 reset.

Allowed values:
1: Reset: Reset the selected module

TIM12RST

Bit 6: Timer 12 reset.

Allowed values:
1: Reset: Reset the selected module

TIM13RST

Bit 7: Timer 13 reset.

Allowed values:
1: Reset: Reset the selected module

TIM14RST

Bit 8: Timer 14 reset.

Allowed values:
1: Reset: Reset the selected module

WWDGRST

Bit 11: Window watchdog reset.

Allowed values:
1: Reset: Reset the selected module

SPI2RST

Bit 14: SPI2 reset.

Allowed values:
1: Reset: Reset the selected module

SPI3RST

Bit 15: SPI3 reset.

Allowed values:
1: Reset: Reset the selected module

USART2RST

Bit 17: USART 2 reset.

Allowed values:
1: Reset: Reset the selected module

USART3RST

Bit 18: USART 3 reset.

Allowed values:
1: Reset: Reset the selected module

UART4RST

Bit 19: USART 4 reset.

Allowed values:
1: Reset: Reset the selected module

UART5RST

Bit 20: USART 5 reset.

Allowed values:
1: Reset: Reset the selected module

I2C1RST

Bit 21: I2C1 reset.

Allowed values:
1: Reset: Reset the selected module

I2C2RST

Bit 22: I2C2 reset.

Allowed values:
1: Reset: Reset the selected module

BKPRST

Bit 27: Backup interface reset.

Allowed values:
1: Reset: Reset the selected module

PWRRST

Bit 28: Power interface reset.

Allowed values:
1: Reset: Reset the selected module

DACRST

Bit 29: DAC interface reset.

Allowed values:
1: Reset: Reset the selected module

CECRST

Bit 30: CEC reset.

Allowed values:
1: Reset: Reset the selected module

AHBENR

AHB Peripheral Clock enable register (RCC_AHBENR)

Offset: 0x14, reset: 0x00000014, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
FSMCEN
rw
CRCEN
rw
FLITFEN
rw
SRAMEN
rw
DMA2EN
rw
DMA1EN
rw
Toggle Fields.

DMA1EN

Bit 0: DMA1 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

DMA2EN

Bit 1: DMA2 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

SRAMEN

Bit 2: SRAM interface clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

FLITFEN

Bit 4: FLITF clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

CRCEN

Bit 6: CRC clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

FSMCEN

Bit 8: FSMC clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

APB2ENR

APB2 peripheral clock enable register (RCC_APB2ENR)

Offset: 0x18, reset: 0x00000000, access: read-write

15/15 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
TIM17EN
rw
TIM16EN
rw
TIM15EN
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
USART1EN
rw
SPI1EN
rw
TIM1EN
rw
ADC1EN
rw
IOPGEN
rw
IOPFEN
rw
IOPEEN
rw
IOPDEN
rw
IOPCEN
rw
IOPBEN
rw
IOPAEN
rw
AFIOEN
rw
Toggle Fields.

AFIOEN

Bit 0: Alternate function I/O clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

IOPAEN

Bit 2: I/O port A clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

IOPBEN

Bit 3: I/O port B clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

IOPCEN

Bit 4: I/O port C clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

IOPDEN

Bit 5: I/O port D clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

IOPEEN

Bit 6: I/O port E clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

IOPFEN

Bit 7: I/O port F clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

IOPGEN

Bit 8: I/O port G clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

ADC1EN

Bit 9: ADC 1 interface clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM1EN

Bit 11: TIM1 Timer clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

SPI1EN

Bit 12: SPI 1 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

USART1EN

Bit 14: USART1 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM15EN

Bit 16: TIM15 Timer clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM16EN

Bit 17: TIM16 Timer clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM17EN

Bit 18: TIM17 Timer clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

APB1ENR

APB1 peripheral clock enable register (RCC_APB1ENR)

Offset: 0x1C, reset: 0x00000000, access: read-write

22/22 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CECEN
rw
DACEN
rw
PWREN
rw
BKPEN
rw
I2C2EN
rw
I2C1EN
rw
UART5EN
rw
UART4EN
rw
USART3EN
rw
USART2EN
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SPI3EN
rw
SPI2EN
rw
WWDGEN
rw
TIM14EN
rw
TIM13EN
rw
TIM12EN
rw
TIM7EN
rw
TIM6EN
rw
TIM5EN
rw
TIM4EN
rw
TIM3EN
rw
TIM2EN
rw
Toggle Fields.

TIM2EN

Bit 0: Timer 2 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM3EN

Bit 1: Timer 3 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM4EN

Bit 2: Timer 4 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM5EN

Bit 3: Timer 5 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM6EN

Bit 4: Timer 6 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM7EN

Bit 5: Timer 7 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM12EN

Bit 6: Timer 12 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM13EN

Bit 7: Timer 13 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

TIM14EN

Bit 8: Timer 14 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

WWDGEN

Bit 11: Window watchdog clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

SPI2EN

Bit 14: SPI 2 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

SPI3EN

Bit 15: SPI 3 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

USART2EN

Bit 17: USART 2 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

USART3EN

Bit 18: USART 3 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

UART4EN

Bit 19: UART 4 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

UART5EN

Bit 20: UART 5 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

I2C1EN

Bit 21: I2C 1 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

I2C2EN

Bit 22: I2C 2 clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

BKPEN

Bit 27: Backup interface clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

PWREN

Bit 28: Power interface clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

DACEN

Bit 29: DAC interface clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

CECEN

Bit 30: CEC clock enable.

Allowed values:
0: Disabled: The selected clock is disabled
1: Enabled: The selected clock is enabled

BDCR

Backup domain control register (RCC_BDCR)

Offset: 0x20, reset: 0x00000000, access: Unspecified

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BDRST
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RTCEN
rw
RTCSEL
rw
LSEBYP
rw
LSERDY
r
LSEON
rw
Toggle Fields.

LSEON

Bit 0: External Low Speed oscillator enable.

Allowed values:
0: Off: LSE oscillator Off
1: On: LSE oscillator On

LSERDY

Bit 1: External Low Speed oscillator ready.

Allowed values:
0: NotReady: LSE oscillator not ready
1: Ready: LSE oscillator ready

LSEBYP

Bit 2: External Low Speed oscillator bypass.

Allowed values:
0: NotBypassed: LSE crystal oscillator not bypassed
1: Bypassed: LSE crystal oscillator bypassed with external clock

RTCSEL

Bits 8-9: RTC clock source selection.

Allowed values:
0: NoClock: No clock
1: LSE: LSE oscillator clock used as RTC clock
2: LSI: LSI oscillator clock used as RTC clock
3: HSE: HSE oscillator clock divided by a prescaler used as RTC clock

RTCEN

Bit 15: RTC clock enable.

Allowed values:
0: Disabled: RTC clock disabled
1: Enabled: RTC clock enabled

BDRST

Bit 16: Backup domain software reset.

Allowed values:
0: Disabled: Reset not activated
1: Enabled: Reset the entire RTC domain

CSR

Control/status register (RCC_CSR)

Offset: 0x24, reset: 0x0C000000, access: Unspecified

9/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LPWRRSTF
rw
WWDGRSTF
rw
IWDGRSTF
rw
SFTRSTF
rw
PORRSTF
rw
PINRSTF
rw
RMVF
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LSIRDY
r
LSION
rw
Toggle Fields.

LSION

Bit 0: Internal low speed oscillator enable.

Allowed values:
0: Off: LSI oscillator Off
1: On: LSI oscillator On

LSIRDY

Bit 1: Internal low speed oscillator ready.

Allowed values:
0: NotReady: LSI oscillator not ready
1: Ready: LSI oscillator ready

RMVF

Bit 24: Remove reset flag.

Allowed values:
1: Clear: Clears the reset flag

PINRSTF

Bit 26: PIN reset flag.

Allowed values:
0: NoReset: No reset has occured
1: Reset: A reset has occured

PORRSTF

Bit 27: POR/PDR reset flag.

Allowed values:
0: NoReset: No reset has occured
1: Reset: A reset has occured

SFTRSTF

Bit 28: Software reset flag.

Allowed values:
0: NoReset: No reset has occured
1: Reset: A reset has occured

IWDGRSTF

Bit 29: Independent watchdog reset flag.

Allowed values:
0: NoReset: No reset has occured
1: Reset: A reset has occured

WWDGRSTF

Bit 30: Window watchdog reset flag.

Allowed values:
0: NoReset: No reset has occured
1: Reset: A reset has occured

LPWRRSTF

Bit 31: Low-power reset flag.

Allowed values:
0: NoReset: No reset has occured
1: Reset: A reset has occured

CFGR2

Clock configuration register 2

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PREDIV1
rw
Toggle Fields.

PREDIV1

Bits 0-3: PREDIV1 division factor.

Allowed values:
0: Div1: PREDIV input clock not divided
1: Div2: PREDIV input clock divided by 2
2: Div3: PREDIV input clock divided by 3
3: Div4: PREDIV input clock divided by 4
4: Div5: PREDIV input clock divided by 5
5: Div6: PREDIV input clock divided by 6
6: Div7: PREDIV input clock divided by 7
7: Div8: PREDIV input clock divided by 8
8: Div9: PREDIV input clock divided by 9
9: Div10: PREDIV input clock divided by 10
10: Div11: PREDIV input clock divided by 11
11: Div12: PREDIV input clock divided by 12
12: Div13: PREDIV input clock divided by 13
13: Div14: PREDIV input clock divided by 14
14: Div15: PREDIV input clock divided by 15
15: Div16: PREDIV input clock divided by 16

RTC

0x40002800: Real time clock

3/17 fields covered. Toggle Registers.

CRH

RTC Control Register High

Offset: 0x0, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OWIE
rw
ALRIE
rw
SECIE
rw
Toggle Fields.

SECIE

Bit 0: Second interrupt Enable.

ALRIE

Bit 1: Alarm interrupt Enable.

OWIE

Bit 2: Overflow interrupt Enable.

CRL

RTC Control Register Low

Offset: 0x4, reset: 0x00000020, access: Unspecified

1/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RTOFF
r
CNF
rw
RSF
rw
OWF
rw
ALRF
rw
SECF
rw
Toggle Fields.

SECF

Bit 0: Second Flag.

ALRF

Bit 1: Alarm Flag.

OWF

Bit 2: Overflow Flag.

RSF

Bit 3: Registers Synchronized Flag.

CNF

Bit 4: Configuration Flag.

RTOFF

Bit 5: RTC operation OFF.

PRLH

RTC Prescaler Load Register High

Offset: 0x8, reset: 0x00000000, access: write-only

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PRLH
w
Toggle Fields.

PRLH

Bits 0-3: RTC Prescaler Load Register High.

PRLL

RTC Prescaler Load Register Low

Offset: 0xC, reset: 0x8000, access: write-only

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PRLL
w
Toggle Fields.

PRLL

Bits 0-15: RTC Prescaler Divider Register Low.

DIVH

RTC Prescaler Divider Register High

Offset: 0x10, reset: 0x00000000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DIVH
r
Toggle Fields.

DIVH

Bits 0-3: RTC prescaler divider register high.

DIVL

RTC Prescaler Divider Register Low

Offset: 0x14, reset: 0x8000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DIVL
r
Toggle Fields.

DIVL

Bits 0-15: RTC prescaler divider register Low.

CNTH

RTC Counter Register High

Offset: 0x18, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNTH
rw
Toggle Fields.

CNTH

Bits 0-15: RTC counter register high.

CNTL

RTC Counter Register Low

Offset: 0x1C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNTL
rw
Toggle Fields.

CNTL

Bits 0-15: RTC counter register Low.

ALRH

RTC Alarm Register High

Offset: 0x20, reset: 0xFFFF, access: write-only

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ALRH
w
Toggle Fields.

ALRH

Bits 0-15: RTC alarm register high.

ALRL

RTC Alarm Register Low

Offset: 0x24, reset: 0xFFFF, access: write-only

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ALRL
w
Toggle Fields.

ALRL

Bits 0-15: RTC alarm register low.

SCB

0xE000ED00: System control block

5/74 fields covered. Toggle Registers.

CPUID

CPUID base register

Offset: 0x0, reset: 0x410FC241, access: read-only

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Implementer
r
Variant
r
Constant
r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PartNo
r
Revision
r
Toggle Fields.

Revision

Bits 0-3: Revision number.

PartNo

Bits 4-15: Part number of the processor.

Constant

Bits 16-19: Reads as 0xF.

Variant

Bits 20-23: Variant number.

Implementer

Bits 24-31: Implementer code.

ICSR

Interrupt control and state register

Offset: 0x4, reset: 0x00000000, access: read-write

0/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
NMIPENDSET
rw
PENDSVSET
rw
PENDSVCLR
rw
PENDSTSET
rw
PENDSTCLR
rw
ISRPENDING
rw
VECTPENDING
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
VECTPENDING
rw
RETTOBASE
rw
VECTACTIVE
rw
Toggle Fields.

VECTACTIVE

Bits 0-8: Active vector.

RETTOBASE

Bit 11: Return to base level.

VECTPENDING

Bits 12-18: Pending vector.

ISRPENDING

Bit 22: Interrupt pending flag.

PENDSTCLR

Bit 25: SysTick exception clear-pending bit.

PENDSTSET

Bit 26: SysTick exception set-pending bit.

PENDSVCLR

Bit 27: PendSV clear-pending bit.

PENDSVSET

Bit 28: PendSV set-pending bit.

NMIPENDSET

Bit 31: NMI set-pending bit..

VTOR

Vector table offset register

Offset: 0x8, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
TBLOFF
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TBLOFF
rw
Toggle Fields.

TBLOFF

Bits 9-29: Vector table base offset field.

AIRCR

Application interrupt and reset control register

Offset: 0xC, reset: 0x00000000, access: read-write

0/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
VECTKEYSTAT
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ENDIANESS
rw
PRIGROUP
rw
SYSRESETREQ
rw
VECTCLRACTIVE
rw
VECTRESET
rw
Toggle Fields.

VECTRESET

Bit 0: VECTRESET.

VECTCLRACTIVE

Bit 1: VECTCLRACTIVE.

SYSRESETREQ

Bit 2: SYSRESETREQ.

PRIGROUP

Bits 8-10: PRIGROUP.

ENDIANESS

Bit 15: ENDIANESS.

VECTKEYSTAT

Bits 16-31: Register key.

SCR

System control register

Offset: 0x10, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SEVEONPEND
rw
SLEEPDEEP
rw
SLEEPONEXIT
rw
Toggle Fields.

SLEEPONEXIT

Bit 1: SLEEPONEXIT.

SLEEPDEEP

Bit 2: SLEEPDEEP.

SEVEONPEND

Bit 4: Send Event on Pending bit.

CCR

Configuration and control register

Offset: 0x14, reset: 0x00000000, access: read-write

0/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
STKALIGN
rw
BFHFNMIGN
rw
DIV_0_TRP
rw
UNALIGN__TRP
rw
USERSETMPEND
rw
NONBASETHRDENA
rw
Toggle Fields.

NONBASETHRDENA

Bit 0: Configures how the processor enters Thread mode.

USERSETMPEND

Bit 1: USERSETMPEND.

UNALIGN__TRP

Bit 3: UNALIGN_ TRP.

DIV_0_TRP

Bit 4: DIV_0_TRP.

BFHFNMIGN

Bit 8: BFHFNMIGN.

STKALIGN

Bit 9: STKALIGN.

SHPR1

System handler priority registers

Offset: 0x18, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PRI_6
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PRI_5
rw
PRI_4
rw
Toggle Fields.

PRI_4

Bits 0-7: Priority of system handler 4.

PRI_5

Bits 8-15: Priority of system handler 5.

PRI_6

Bits 16-23: Priority of system handler 6.

SHPR2

System handler priority registers

Offset: 0x1C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PRI_11
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Toggle Fields.

PRI_11

Bits 24-31: Priority of system handler 11.

SHPR3

System handler priority registers

Offset: 0x20, reset: 0x00000000, access: read-write

0/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PRI_15
rw
PRI_14
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Toggle Fields.

PRI_14

Bits 16-23: Priority of system handler 14.

PRI_15

Bits 24-31: Priority of system handler 15.

SHCRS

System handler control and state register

Offset: 0x24, reset: 0x00000000, access: read-write

0/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
USGFAULTENA
rw
BUSFAULTENA
rw
MEMFAULTENA
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
SVCALLPENDED
rw
BUSFAULTPENDED
rw
MEMFAULTPENDED
rw
USGFAULTPENDED
rw
SYSTICKACT
rw
PENDSVACT
rw
MONITORACT
rw
SVCALLACT
rw
USGFAULTACT
rw
BUSFAULTACT
rw
MEMFAULTACT
rw
Toggle Fields.

MEMFAULTACT

Bit 0: Memory management fault exception active bit.

BUSFAULTACT

Bit 1: Bus fault exception active bit.

USGFAULTACT

Bit 3: Usage fault exception active bit.

SVCALLACT

Bit 7: SVC call active bit.

MONITORACT

Bit 8: Debug monitor active bit.

PENDSVACT

Bit 10: PendSV exception active bit.

SYSTICKACT

Bit 11: SysTick exception active bit.

USGFAULTPENDED

Bit 12: Usage fault exception pending bit.

MEMFAULTPENDED

Bit 13: Memory management fault exception pending bit.

BUSFAULTPENDED

Bit 14: Bus fault exception pending bit.

SVCALLPENDED

Bit 15: SVC call pending bit.

MEMFAULTENA

Bit 16: Memory management fault enable bit.

BUSFAULTENA

Bit 17: Bus fault enable bit.

USGFAULTENA

Bit 18: Usage fault enable bit.

CFSR_UFSR_BFSR_MMFSR

Configurable fault status register

Offset: 0x28, reset: 0x00000000, access: read-write

0/19 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DIVBYZERO
rw
UNALIGNED
rw
NOCP
rw
INVPC
rw
INVSTATE
rw
UNDEFINSTR
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BFARVALID
rw
LSPERR
rw
STKERR
rw
UNSTKERR
rw
IMPRECISERR
rw
PRECISERR
rw
IBUSERR
rw
MMARVALID
rw
MLSPERR
rw
MSTKERR
rw
MUNSTKERR
rw
DACCVIOL
rw
IACCVIOL
rw
Toggle Fields.

IACCVIOL

Bit 0: IACCVIOL.

DACCVIOL

Bit 1: DACCVIOL.

MUNSTKERR

Bit 3: MUNSTKERR.

MSTKERR

Bit 4: MSTKERR.

MLSPERR

Bit 5: MLSPERR.

MMARVALID

Bit 7: MMARVALID.

IBUSERR

Bit 8: Instruction bus error.

PRECISERR

Bit 9: Precise data bus error.

IMPRECISERR

Bit 10: Imprecise data bus error.

UNSTKERR

Bit 11: Bus fault on unstacking for a return from exception.

STKERR

Bit 12: Bus fault on stacking for exception entry.

LSPERR

Bit 13: Bus fault on floating-point lazy state preservation.

BFARVALID

Bit 15: Bus Fault Address Register (BFAR) valid flag.

UNDEFINSTR

Bit 16: Undefined instruction usage fault.

INVSTATE

Bit 17: Invalid state usage fault.

INVPC

Bit 18: Invalid PC load usage fault.

NOCP

Bit 19: No coprocessor usage fault..

UNALIGNED

Bit 24: Unaligned access usage fault.

DIVBYZERO

Bit 25: Divide by zero usage fault.

HFSR

Hard fault status register

Offset: 0x2C, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DEBUG_VT
rw
FORCED
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
VECTTBL
rw
Toggle Fields.

VECTTBL

Bit 1: Vector table hard fault.

FORCED

Bit 30: Forced hard fault.

DEBUG_VT

Bit 31: Reserved for Debug use.

MMFAR

Memory management fault address register

Offset: 0x34, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
MMFAR
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MMFAR
rw
Toggle Fields.

MMFAR

Bits 0-31: Memory management fault address.

BFAR

Bus fault address register

Offset: 0x38, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
BFAR
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BFAR
rw
Toggle Fields.

BFAR

Bits 0-31: Bus fault address.

SCB_ACTRL

0xE000E008: System control block ACTLR

0/4 fields covered. Toggle Registers.

ACTRL

Auxiliary control register

Offset: 0x0, reset: 0x00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DISITMATBFLUSH
rw
DISRAMODE
rw
FPEXCODIS
rw
DISFOLD
rw
Toggle Fields.

DISFOLD

Bit 2: DISFOLD.

FPEXCODIS

Bit 10: FPEXCODIS.

DISRAMODE

Bit 11: DISRAMODE.

DISITMATBFLUSH

Bit 12: DISITMATBFLUSH.

SPI1

0x40013000: Serial peripheral interface

30/30 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BIDIMODE
rw
BIDIOE
rw
CRCEN
rw
CRCNEXT
rw
DFF
rw
RXONLY
rw
SSM
rw
SSI
rw
LSBFIRST
rw
SPE
rw
BR
rw
MSTR
rw
CPOL
rw
CPHA
rw
Toggle Fields.

CPHA

Bit 0: Clock phase.

Allowed values:
0: FirstEdge: The first clock transition is the first data capture edge
1: SecondEdge: The second clock transition is the first data capture edge

CPOL

Bit 1: Clock polarity.

Allowed values:
0: IdleLow: CK to 0 when idle
1: IdleHigh: CK to 1 when idle

MSTR

Bit 2: Master selection.

Allowed values:
0: Slave: Slave configuration
1: Master: Master configuration

BR

Bits 3-5: Baud rate control.

Allowed values:
0: Div2: f_PCLK / 2
1: Div4: f_PCLK / 4
2: Div8: f_PCLK / 8
3: Div16: f_PCLK / 16
4: Div32: f_PCLK / 32
5: Div64: f_PCLK / 64
6: Div128: f_PCLK / 128
7: Div256: f_PCLK / 256

SPE

Bit 6: SPI enable.

Allowed values:
0: Disabled: Peripheral disabled
1: Enabled: Peripheral enabled

LSBFIRST

Bit 7: Frame format.

Allowed values:
0: MSBFirst: Data is transmitted/received with the MSB first
1: LSBFirst: Data is transmitted/received with the LSB first

SSI

Bit 8: Internal slave select.

Allowed values:
0: SlaveSelected: 0 is forced onto the NSS pin and the I/O value of the NSS pin is ignored
1: SlaveNotSelected: 1 is forced onto the NSS pin and the I/O value of the NSS pin is ignored

SSM

Bit 9: Software slave management.

Allowed values:
0: Disabled: Software slave management disabled
1: Enabled: Software slave management enabled

RXONLY

Bit 10: Receive only.

Allowed values:
0: FullDuplex: Full duplex (Transmit and receive)
1: OutputDisabled: Output disabled (Receive-only mode)

DFF

Bit 11: Data frame format.

Allowed values:
0: EightBit: 8-bit data frame format is selected for transmission/reception
1: SixteenBit: 16-bit data frame format is selected for transmission/reception

CRCNEXT

Bit 12: CRC transfer next.

Allowed values:
0: TxBuffer: Next transmit value is from Tx buffer
1: CRC: Next transmit value is from Tx CRC register

CRCEN

Bit 13: Hardware CRC calculation enable.

Allowed values:
0: Disabled: CRC calculation disabled
1: Enabled: CRC calculation enabled

BIDIOE

Bit 14: Output enable in bidirectional mode.

Allowed values:
0: OutputDisabled: Output disabled (receive-only mode)
1: OutputEnabled: Output enabled (transmit-only mode)

BIDIMODE

Bit 15: Bidirectional data mode enable.

Allowed values:
0: Unidirectional: 2-line unidirectional data mode selected
1: Bidirectional: 1-line bidirectional data mode selected

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TXEIE
rw
RXNEIE
rw
ERRIE
rw
SSOE
rw
TXDMAEN
rw
RXDMAEN
rw
Toggle Fields.

RXDMAEN

Bit 0: Rx buffer DMA enable.

Allowed values:
0: Disabled: Rx buffer DMA disabled
1: Enabled: Rx buffer DMA enabled

TXDMAEN

Bit 1: Tx buffer DMA enable.

Allowed values:
0: Disabled: Tx buffer DMA disabled
1: Enabled: Tx buffer DMA enabled

SSOE

Bit 2: SS output enable.

Allowed values:
0: Disabled: SS output is disabled in master mode
1: Enabled: SS output is enabled in master mode

ERRIE

Bit 5: Error interrupt enable.

Allowed values:
0: Masked: Error interrupt masked
1: NotMasked: Error interrupt not masked

RXNEIE

Bit 6: RX buffer not empty interrupt enable.

Allowed values:
0: Masked: RXE interrupt masked
1: NotMasked: RXE interrupt not masked

TXEIE

Bit 7: Tx buffer empty interrupt enable.

Allowed values:
0: Masked: TXE interrupt masked
1: NotMasked: TXE interrupt not masked

SR

status register

Offset: 0x8, reset: 0x0002, access: Unspecified

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BSY
r
OVR
r
MODF
r
CRCERR
rw
TXE
r
RXNE
r
Toggle Fields.

RXNE

Bit 0: Receive buffer not empty.

Allowed values:
0: Empty: Rx buffer empty
1: NotEmpty: Rx buffer not empty

TXE

Bit 1: Transmit buffer empty.

Allowed values:
0: NotEmpty: Tx buffer not empty
1: Empty: Tx buffer empty

CRCERR

Bit 4: CRC error flag.

Allowed values:
0: Match: CRC value received matches the SPIx_RXCRCR value
1: NoMatch: CRC value received does not match the SPIx_RXCRCR value

MODF

Bit 5: Mode fault.

Allowed values:
0: NoFault: No mode fault occurred
1: Fault: Mode fault occurred

OVR

Bit 6: Overrun flag.

Allowed values:
0: NoOverrun: No overrun occurred
1: Overrun: Overrun occurred

BSY

Bit 7: Busy flag.

Allowed values:
0: NotBusy: SPI not busy
1: Busy: SPI busy

DR

data register

Offset: 0xC, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-15: Data register.

Allowed values: 0-65535

CRCPR

CRC polynomial register

Offset: 0x10, reset: 0x0007, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CRCPOLY
rw
Toggle Fields.

CRCPOLY

Bits 0-15: CRC polynomial register.

Allowed values: 0-65535

RXCRCR

RX CRC register

Offset: 0x14, reset: 0x0000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RxCRC
r
Toggle Fields.

RxCRC

Bits 0-15: Rx CRC register.

Allowed values: 0-65535

TXCRCR

TX CRC register

Offset: 0x18, reset: 0x0000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TxCRC
r
Toggle Fields.

TxCRC

Bits 0-15: Tx CRC register.

Allowed values: 0-65535

SPI2

0x40003800: Serial peripheral interface

30/30 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BIDIMODE
rw
BIDIOE
rw
CRCEN
rw
CRCNEXT
rw
DFF
rw
RXONLY
rw
SSM
rw
SSI
rw
LSBFIRST
rw
SPE
rw
BR
rw
MSTR
rw
CPOL
rw
CPHA
rw
Toggle Fields.

CPHA

Bit 0: Clock phase.

Allowed values:
0: FirstEdge: The first clock transition is the first data capture edge
1: SecondEdge: The second clock transition is the first data capture edge

CPOL

Bit 1: Clock polarity.

Allowed values:
0: IdleLow: CK to 0 when idle
1: IdleHigh: CK to 1 when idle

MSTR

Bit 2: Master selection.

Allowed values:
0: Slave: Slave configuration
1: Master: Master configuration

BR

Bits 3-5: Baud rate control.

Allowed values:
0: Div2: f_PCLK / 2
1: Div4: f_PCLK / 4
2: Div8: f_PCLK / 8
3: Div16: f_PCLK / 16
4: Div32: f_PCLK / 32
5: Div64: f_PCLK / 64
6: Div128: f_PCLK / 128
7: Div256: f_PCLK / 256

SPE

Bit 6: SPI enable.

Allowed values:
0: Disabled: Peripheral disabled
1: Enabled: Peripheral enabled

LSBFIRST

Bit 7: Frame format.

Allowed values:
0: MSBFirst: Data is transmitted/received with the MSB first
1: LSBFirst: Data is transmitted/received with the LSB first

SSI

Bit 8: Internal slave select.

Allowed values:
0: SlaveSelected: 0 is forced onto the NSS pin and the I/O value of the NSS pin is ignored
1: SlaveNotSelected: 1 is forced onto the NSS pin and the I/O value of the NSS pin is ignored

SSM

Bit 9: Software slave management.

Allowed values:
0: Disabled: Software slave management disabled
1: Enabled: Software slave management enabled

RXONLY

Bit 10: Receive only.

Allowed values:
0: FullDuplex: Full duplex (Transmit and receive)
1: OutputDisabled: Output disabled (Receive-only mode)

DFF

Bit 11: Data frame format.

Allowed values:
0: EightBit: 8-bit data frame format is selected for transmission/reception
1: SixteenBit: 16-bit data frame format is selected for transmission/reception

CRCNEXT

Bit 12: CRC transfer next.

Allowed values:
0: TxBuffer: Next transmit value is from Tx buffer
1: CRC: Next transmit value is from Tx CRC register

CRCEN

Bit 13: Hardware CRC calculation enable.

Allowed values:
0: Disabled: CRC calculation disabled
1: Enabled: CRC calculation enabled

BIDIOE

Bit 14: Output enable in bidirectional mode.

Allowed values:
0: OutputDisabled: Output disabled (receive-only mode)
1: OutputEnabled: Output enabled (transmit-only mode)

BIDIMODE

Bit 15: Bidirectional data mode enable.

Allowed values:
0: Unidirectional: 2-line unidirectional data mode selected
1: Bidirectional: 1-line bidirectional data mode selected

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TXEIE
rw
RXNEIE
rw
ERRIE
rw
SSOE
rw
TXDMAEN
rw
RXDMAEN
rw
Toggle Fields.

RXDMAEN

Bit 0: Rx buffer DMA enable.

Allowed values:
0: Disabled: Rx buffer DMA disabled
1: Enabled: Rx buffer DMA enabled

TXDMAEN

Bit 1: Tx buffer DMA enable.

Allowed values:
0: Disabled: Tx buffer DMA disabled
1: Enabled: Tx buffer DMA enabled

SSOE

Bit 2: SS output enable.

Allowed values:
0: Disabled: SS output is disabled in master mode
1: Enabled: SS output is enabled in master mode

ERRIE

Bit 5: Error interrupt enable.

Allowed values:
0: Masked: Error interrupt masked
1: NotMasked: Error interrupt not masked

RXNEIE

Bit 6: RX buffer not empty interrupt enable.

Allowed values:
0: Masked: RXE interrupt masked
1: NotMasked: RXE interrupt not masked

TXEIE

Bit 7: Tx buffer empty interrupt enable.

Allowed values:
0: Masked: TXE interrupt masked
1: NotMasked: TXE interrupt not masked

SR

status register

Offset: 0x8, reset: 0x0002, access: Unspecified

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BSY
r
OVR
r
MODF
r
CRCERR
rw
TXE
r
RXNE
r
Toggle Fields.

RXNE

Bit 0: Receive buffer not empty.

Allowed values:
0: Empty: Rx buffer empty
1: NotEmpty: Rx buffer not empty

TXE

Bit 1: Transmit buffer empty.

Allowed values:
0: NotEmpty: Tx buffer not empty
1: Empty: Tx buffer empty

CRCERR

Bit 4: CRC error flag.

Allowed values:
0: Match: CRC value received matches the SPIx_RXCRCR value
1: NoMatch: CRC value received does not match the SPIx_RXCRCR value

MODF

Bit 5: Mode fault.

Allowed values:
0: NoFault: No mode fault occurred
1: Fault: Mode fault occurred

OVR

Bit 6: Overrun flag.

Allowed values:
0: NoOverrun: No overrun occurred
1: Overrun: Overrun occurred

BSY

Bit 7: Busy flag.

Allowed values:
0: NotBusy: SPI not busy
1: Busy: SPI busy

DR

data register

Offset: 0xC, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-15: Data register.

Allowed values: 0-65535

CRCPR

CRC polynomial register

Offset: 0x10, reset: 0x0007, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CRCPOLY
rw
Toggle Fields.

CRCPOLY

Bits 0-15: CRC polynomial register.

Allowed values: 0-65535

RXCRCR

RX CRC register

Offset: 0x14, reset: 0x0000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RxCRC
r
Toggle Fields.

RxCRC

Bits 0-15: Rx CRC register.

Allowed values: 0-65535

TXCRCR

TX CRC register

Offset: 0x18, reset: 0x0000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TxCRC
r
Toggle Fields.

TxCRC

Bits 0-15: Tx CRC register.

Allowed values: 0-65535

SPI3

0x40003C00: Serial peripheral interface

30/30 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BIDIMODE
rw
BIDIOE
rw
CRCEN
rw
CRCNEXT
rw
DFF
rw
RXONLY
rw
SSM
rw
SSI
rw
LSBFIRST
rw
SPE
rw
BR
rw
MSTR
rw
CPOL
rw
CPHA
rw
Toggle Fields.

CPHA

Bit 0: Clock phase.

Allowed values:
0: FirstEdge: The first clock transition is the first data capture edge
1: SecondEdge: The second clock transition is the first data capture edge

CPOL

Bit 1: Clock polarity.

Allowed values:
0: IdleLow: CK to 0 when idle
1: IdleHigh: CK to 1 when idle

MSTR

Bit 2: Master selection.

Allowed values:
0: Slave: Slave configuration
1: Master: Master configuration

BR

Bits 3-5: Baud rate control.

Allowed values:
0: Div2: f_PCLK / 2
1: Div4: f_PCLK / 4
2: Div8: f_PCLK / 8
3: Div16: f_PCLK / 16
4: Div32: f_PCLK / 32
5: Div64: f_PCLK / 64
6: Div128: f_PCLK / 128
7: Div256: f_PCLK / 256

SPE

Bit 6: SPI enable.

Allowed values:
0: Disabled: Peripheral disabled
1: Enabled: Peripheral enabled

LSBFIRST

Bit 7: Frame format.

Allowed values:
0: MSBFirst: Data is transmitted/received with the MSB first
1: LSBFirst: Data is transmitted/received with the LSB first

SSI

Bit 8: Internal slave select.

Allowed values:
0: SlaveSelected: 0 is forced onto the NSS pin and the I/O value of the NSS pin is ignored
1: SlaveNotSelected: 1 is forced onto the NSS pin and the I/O value of the NSS pin is ignored

SSM

Bit 9: Software slave management.

Allowed values:
0: Disabled: Software slave management disabled
1: Enabled: Software slave management enabled

RXONLY

Bit 10: Receive only.

Allowed values:
0: FullDuplex: Full duplex (Transmit and receive)
1: OutputDisabled: Output disabled (Receive-only mode)

DFF

Bit 11: Data frame format.

Allowed values:
0: EightBit: 8-bit data frame format is selected for transmission/reception
1: SixteenBit: 16-bit data frame format is selected for transmission/reception

CRCNEXT

Bit 12: CRC transfer next.

Allowed values:
0: TxBuffer: Next transmit value is from Tx buffer
1: CRC: Next transmit value is from Tx CRC register

CRCEN

Bit 13: Hardware CRC calculation enable.

Allowed values:
0: Disabled: CRC calculation disabled
1: Enabled: CRC calculation enabled

BIDIOE

Bit 14: Output enable in bidirectional mode.

Allowed values:
0: OutputDisabled: Output disabled (receive-only mode)
1: OutputEnabled: Output enabled (transmit-only mode)

BIDIMODE

Bit 15: Bidirectional data mode enable.

Allowed values:
0: Unidirectional: 2-line unidirectional data mode selected
1: Bidirectional: 1-line bidirectional data mode selected

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TXEIE
rw
RXNEIE
rw
ERRIE
rw
SSOE
rw
TXDMAEN
rw
RXDMAEN
rw
Toggle Fields.

RXDMAEN

Bit 0: Rx buffer DMA enable.

Allowed values:
0: Disabled: Rx buffer DMA disabled
1: Enabled: Rx buffer DMA enabled

TXDMAEN

Bit 1: Tx buffer DMA enable.

Allowed values:
0: Disabled: Tx buffer DMA disabled
1: Enabled: Tx buffer DMA enabled

SSOE

Bit 2: SS output enable.

Allowed values:
0: Disabled: SS output is disabled in master mode
1: Enabled: SS output is enabled in master mode

ERRIE

Bit 5: Error interrupt enable.

Allowed values:
0: Masked: Error interrupt masked
1: NotMasked: Error interrupt not masked

RXNEIE

Bit 6: RX buffer not empty interrupt enable.

Allowed values:
0: Masked: RXE interrupt masked
1: NotMasked: RXE interrupt not masked

TXEIE

Bit 7: Tx buffer empty interrupt enable.

Allowed values:
0: Masked: TXE interrupt masked
1: NotMasked: TXE interrupt not masked

SR

status register

Offset: 0x8, reset: 0x0002, access: Unspecified

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BSY
r
OVR
r
MODF
r
CRCERR
rw
TXE
r
RXNE
r
Toggle Fields.

RXNE

Bit 0: Receive buffer not empty.

Allowed values:
0: Empty: Rx buffer empty
1: NotEmpty: Rx buffer not empty

TXE

Bit 1: Transmit buffer empty.

Allowed values:
0: NotEmpty: Tx buffer not empty
1: Empty: Tx buffer empty

CRCERR

Bit 4: CRC error flag.

Allowed values:
0: Match: CRC value received matches the SPIx_RXCRCR value
1: NoMatch: CRC value received does not match the SPIx_RXCRCR value

MODF

Bit 5: Mode fault.

Allowed values:
0: NoFault: No mode fault occurred
1: Fault: Mode fault occurred

OVR

Bit 6: Overrun flag.

Allowed values:
0: NoOverrun: No overrun occurred
1: Overrun: Overrun occurred

BSY

Bit 7: Busy flag.

Allowed values:
0: NotBusy: SPI not busy
1: Busy: SPI busy

DR

data register

Offset: 0xC, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-15: Data register.

Allowed values: 0-65535

CRCPR

CRC polynomial register

Offset: 0x10, reset: 0x0007, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CRCPOLY
rw
Toggle Fields.

CRCPOLY

Bits 0-15: CRC polynomial register.

Allowed values: 0-65535

RXCRCR

RX CRC register

Offset: 0x14, reset: 0x0000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RxCRC
r
Toggle Fields.

RxCRC

Bits 0-15: Rx CRC register.

Allowed values: 0-65535

TXCRCR

TX CRC register

Offset: 0x18, reset: 0x0000, access: read-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TxCRC
r
Toggle Fields.

TxCRC

Bits 0-15: Tx CRC register.

Allowed values: 0-65535

STK

0xE000E010: SysTick timer

0/7 fields covered. Toggle Registers.

CTRL

SysTick control and status register

Offset: 0x0, reset: 0X00000000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
COUNTFLAG
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CLKSOURCE
rw
TICKINT
rw
ENABLE
rw
Toggle Fields.

ENABLE

Bit 0: Counter enable.

TICKINT

Bit 1: SysTick exception request enable.

CLKSOURCE

Bit 2: Clock source selection.

COUNTFLAG

Bit 16: COUNTFLAG.

LOAD_

SysTick reload value register

Offset: 0x4, reset: 0X00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
RELOAD
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RELOAD
rw
Toggle Fields.

RELOAD

Bits 0-23: RELOAD value.

VAL

SysTick current value register

Offset: 0x8, reset: 0X00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CURRENT
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CURRENT
rw
Toggle Fields.

CURRENT

Bits 0-23: Current counter value.

CALIB

SysTick calibration value register

Offset: 0xC, reset: 0X00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
TENMS
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TENMS
rw
Toggle Fields.

TENMS

Bits 0-23: Calibration value.

TIM1

0x40012C00: Advanced timer

77/124 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
CMS
rw
DIR
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

DIR

Bit 4: Direction.

Allowed values:
0: Up: Counter used as upcounter
1: Down: Counter used as downcounter

CMS

Bits 5-6: Center-aligned mode selection.

Allowed values:
0: EdgeAligned: The counter counts up or down depending on the direction bit
1: CenterAligned1: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting down.
2: CenterAligned2: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting up.
3: CenterAligned3: The counter counts up and down alternatively. Output compare interrupt flags are set both when the counter is counting up or down.

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

3/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OIS4
rw
OIS3N
rw
OIS3
rw
OIS2N
rw
OIS2
rw
OIS1N
rw
OIS1
rw
TI1S
rw
MMS
rw
CCDS
rw
CCUS
rw
CCPC
rw
Toggle Fields.

CCPC

Bit 0: Capture/compare preloaded control.

CCUS

Bit 2: Capture/compare control update selection.

CCDS

Bit 3: Capture/compare DMA selection.

Allowed values:
0: OnCompare: CCx DMA request sent when CCx event occurs
1: OnUpdate: CCx DMA request sent when update event occurs

MMS

Bits 4-6: Master mode selection.

Allowed values:
0: Reset: The UG bit from the TIMx_EGR register is used as trigger output
1: Enable: The counter enable signal, CNT_EN, is used as trigger output
2: Update: The update event is selected as trigger output
3: ComparePulse: The trigger output send a positive pulse when the CC1IF flag it to be set, as soon as a capture or a compare match occurred
4: CompareOC1: OC1REF signal is used as trigger output
5: CompareOC2: OC2REF signal is used as trigger output
6: CompareOC3: OC3REF signal is used as trigger output
7: CompareOC4: OC4REF signal is used as trigger output

TI1S

Bit 7: TI1 selection.

Allowed values:
0: Normal: The TIMx_CH1 pin is connected to TI1 input
1: XOR: The TIMx_CH1, CH2, CH3 pins are connected to TI1 input

OIS1

Bit 8: Output Idle state 1.

OIS1N

Bit 9: Output Idle state 1.

OIS2

Bit 10: Output Idle state 2.

OIS2N

Bit 11: Output Idle state 2.

OIS3

Bit 12: Output Idle state 3.

OIS3N

Bit 13: Output Idle state 3.

OIS4

Bit 14: Output Idle state 4.

SMCR

slave mode control register

Offset: 0x8, reset: 0x0000, access: read-write

7/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ETP
rw
ECE
rw
ETPS
rw
ETF
rw
MSM
rw
TS
rw
SMS
rw
Toggle Fields.

SMS

Bits 0-2: Slave mode selection.

Allowed values:
0: Disabled: Slave mode disabled - if CEN = ‘1 then the prescaler is clocked directly by the internal clock.
1: Encoder_Mode_1: Encoder mode 1 - Counter counts up/down on TI2FP1 edge depending on TI1FP2 level.
2: Encoder_Mode_2: Encoder mode 2 - Counter counts up/down on TI1FP2 edge depending on TI2FP1 level.
3: Encoder_Mode_3: Encoder mode 3 - Counter counts up/down on both TI1FP1 and TI2FP2 edges depending on the level of the other input.
4: Reset_Mode: Reset Mode - Rising edge of the selected trigger input (TRGI) reinitializes the counter and generates an update of the registers.
5: Gated_Mode: Gated Mode - The counter clock is enabled when the trigger input (TRGI) is high. The counter stops (but is not reset) as soon as the trigger becomes low. Both start and stop of the counter are controlled.
6: Trigger_Mode: Trigger Mode - The counter starts at a rising edge of the trigger TRGI (but it is not reset). Only the start of the counter is controlled.
7: Ext_Clock_Mode: External Clock Mode 1 - Rising edges of the selected trigger (TRGI) clock the counter.

TS

Bits 4-6: Trigger selection.

Allowed values:
0: ITR0: Internal Trigger 0 (ITR0)
1: ITR1: Internal Trigger 1 (ITR1)
2: ITR2: Internal Trigger 2 (ITR2)
4: TI1F_ED: TI1 Edge Detector (TI1F_ED)
5: TI1FP1: Filtered Timer Input 1 (TI1FP1)
6: TI2FP2: Filtered Timer Input 2 (TI2FP2)
7: ETRF: External Trigger input (ETRF)

MSM

Bit 7: Master/Slave mode.

Allowed values:
0: NoSync: No action
1: Sync: The effect of an event on the trigger input (TRGI) is delayed to allow a perfect synchronization between the current timer and its slaves (through TRGO). It is useful if we want to synchronize several timers on a single external event.

ETF

Bits 8-11: External trigger filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

ETPS

Bits 12-13: External trigger prescaler.

Allowed values:
0: Div1: Prescaler OFF
1: Div2: ETRP frequency divided by 2
2: Div4: ETRP frequency divided by 4
3: Div8: ETRP frequency divided by 8

ECE

Bit 14: External clock enable.

Allowed values:
0: Disabled: External clock mode 2 disabled
1: Enabled: External clock mode 2 enabled. The counter is clocked by any active edge on the ETRF signal.

ETP

Bit 15: External trigger polarity.

Allowed values:
0: NotInverted: ETR is noninverted, active at high level or rising edge
1: Inverted: ETR is inverted, active at low level or falling edge

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

12/15 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
COMDE
rw
CC4DE
rw
CC3DE
rw
CC2DE
rw
CC1DE
rw
UDE
rw
BIE
rw
TIE
rw
COMIE
rw
CC4IE
rw
CC3IE
rw
CC2IE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC2IE

Bit 2: Capture/Compare 2 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC3IE

Bit 3: Capture/Compare 3 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC4IE

Bit 4: Capture/Compare 4 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

COMIE

Bit 5: COM interrupt enable.

TIE

Bit 6: Trigger interrupt enable.

Allowed values:
0: Disabled: Trigger interrupt disabled
1: Enabled: Trigger interrupt enabled

BIE

Bit 7: Break interrupt enable.

UDE

Bit 8: Update DMA request enable.

Allowed values:
0: Disabled: Update DMA request disabled
1: Enabled: Update DMA request enabled

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC2DE

Bit 10: Capture/Compare 2 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC3DE

Bit 11: Capture/Compare 3 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC4DE

Bit 12: Capture/Compare 4 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

COMDE

Bit 13: COM DMA request enable.

TDE

Bit 14: Trigger DMA request enable.

Allowed values:
0: Disabled: Trigger DMA request disabled
1: Enabled: Trigger DMA request enabled

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

10/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4OF
rw
CC3OF
rw
CC2OF
rw
CC1OF
rw
BIF
rw
TIF
rw
COMIF
rw
CC4IF
rw
CC3IF
rw
CC2IF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC2IF

Bit 2: Capture/Compare 2 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC3IF

Bit 3: Capture/Compare 3 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC4IF

Bit 4: Capture/Compare 4 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

COMIF

Bit 5: COM interrupt flag.

TIF

Bit 6: Trigger interrupt flag.

Allowed values:
0: NoTrigger: No trigger event occurred
1: Trigger: Trigger interrupt pending

BIF

Bit 7: Break interrupt flag.

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC2OF

Bit 10: Capture/compare 2 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC3OF

Bit 11: Capture/Compare 3 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC4OF

Bit 12: Capture/Compare 4 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

6/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BG
w
TG
w
COMG
w
CC4G
w
CC3G
w
CC2G
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC2G

Bit 2: Capture/compare 2 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC3G

Bit 3: Capture/compare 3 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC4G

Bit 4: Capture/compare 4 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

COMG

Bit 5: Capture/Compare control update generation.

TG

Bit 6: Trigger generation.

Allowed values:
1: Trigger: The TIF flag is set in TIMx_SR register. Related interrupt or DMA transfer can occur if enabled.

BG

Bit 7: Break generation.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

4/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IC2F
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC2F
rw
IC2PSC
rw
CC2S
rw
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

Allowed values:
1: TI1: CC1 channel is configured as input, IC1 is mapped on TI1
2: TI2: CC1 channel is configured as input, IC1 is mapped on TI2
3: TRC: CC1 channel is configured as input, IC1 is mapped on TRC

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

CC2S

Bits 8-9: Capture/Compare 2 selection.

Allowed values:
1: TI2: CC2 channel is configured as input, IC2 is mapped on TI2
2: TI1: CC2 channel is configured as input, IC2 is mapped on TI1
3: TRC: CC2 channel is configured as input, IC2 is mapped on TRC

IC2PSC

Bits 10-11: Input capture 2 prescaler.

IC2F

Bits 15-18: Input capture 2 filter.

Allowed values: 0-15

CCMR2_Input

capture/compare mode register 2 (input mode)

Offset: 0x1C, reset: 0x00000000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
IC4F
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC4F
rw
IC4PSC
rw
CC4S
rw
IC3F
rw
IC3PSC
rw
CC3S
rw
Toggle Fields.

CC3S

Bits 0-1: Capture/compare 3 selection.

Allowed values:
1: TI3: CC3 channel is configured as input, IC3 is mapped on TI3
2: TI4: CC3 channel is configured as input, IC3 is mapped on TI4
3: TRC: CC3 channel is configured as input, IC3 is mapped on TRC

IC3PSC

Bits 2-3: Input capture 3 prescaler.

Allowed values: 0-3

IC3F

Bits 4-7: Input capture 3 filter.

Allowed values: 0-15

CC4S

Bits 8-9: Capture/Compare 4 selection.

Allowed values:
1: TI4: CC4 channel is configured as input, IC4 is mapped on TI4
2: TI3: CC4 channel is configured as input, IC4 is mapped on TI3
3: TRC: CC4 channel is configured as input, IC4 is mapped on TRC

IC4PSC

Bits 10-11: Input capture 4 prescaler.

Allowed values: 0-3

IC4F

Bits 15-18: Input capture 4 filter.

Allowed values: 0-15

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4P
rw
CC4E
rw
CC3NP
rw
CC3NE
rw
CC3P
rw
CC3E
rw
CC2NP
rw
CC2NE
rw
CC2P
rw
CC2E
rw
CC1NP
rw
CC1NE
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC1NE

Bit 2: Capture/Compare 1 complementary output enable.

CC1NP

Bit 3: Capture/Compare 1 output Polarity.

CC2E

Bit 4: Capture/Compare 2 output enable.

CC2P

Bit 5: Capture/Compare 2 output Polarity.

CC2NE

Bit 6: Capture/Compare 2 complementary output enable.

CC2NP

Bit 7: Capture/Compare 2 output Polarity.

CC3E

Bit 8: Capture/Compare 3 output enable.

CC3P

Bit 9: Capture/Compare 3 output Polarity.

CC3NE

Bit 10: Capture/Compare 3 complementary output enable.

CC3NP

Bit 11: Capture/Compare 3 output Polarity.

CC4E

Bit 12: Capture/Compare 4 output enable.

CC4P

Bit 13: Capture/Compare 3 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

Allowed values: 0-65535

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

Allowed values: 0-65535

RCR

repetition counter register

Offset: 0x30, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
REP
rw
Toggle Fields.

REP

Bits 0-7: Repetition counter value.

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

Allowed values: 0-65535

BDTR

break and dead-time register

Offset: 0x44, reset: 0x0000, access: read-write

3/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MOE
rw
AOE
rw
BKP
rw
BKE
rw
OSSR
rw
OSSI
rw
LOCK
rw
DTG
rw
Toggle Fields.

DTG

Bits 0-7: Dead-time generator setup.

LOCK

Bits 8-9: Lock configuration.

OSSI

Bit 10: Off-state selection for Idle mode.

Allowed values:
0: Disabled: When inactive, OC/OCN outputs are disabled
1: IdleLevel: When inactive, OC/OCN outputs are forced to idle level

OSSR

Bit 11: Off-state selection for Run mode.

Allowed values:
0: Disabled: When inactive, OC/OCN outputs are disabled
1: IdleLevel: When inactive, OC/OCN outputs are enabled with their inactive level

BKE

Bit 12: Break enable.

BKP

Bit 13: Break polarity.

AOE

Bit 14: Automatic output enable.

MOE

Bit 15: Main output enable.

Allowed values:
0: DisabledIdle: OC/OCN are disabled or forced idle depending on OSSI
1: Enabled: OC/OCN are enabled if CCxE/CCxNE are set

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

Allowed values: 0-31

DBL

Bits 8-12: DMA burst length.

Allowed values: 0-18

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM12

0x40001800: General purpose timer

10/48 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MMS
rw
Toggle Fields.

MMS

Bits 4-6: Master mode selection.

SMCR

slave mode control register

Offset: 0x8, reset: 0x0000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MSM
rw
TS
rw
SMS
rw
Toggle Fields.

SMS

Bits 0-2: Slave mode selection.

TS

Bits 4-6: Trigger selection.

MSM

Bit 7: Master/Slave mode.

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

1/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TIE
rw
CC2IE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

CC2IE

Bit 2: Capture/Compare 2 interrupt enable.

TIE

Bit 6: Trigger interrupt enable.

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC2OF
rw
CC1OF
rw
TIF
rw
CC2IF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

CC2IF

Bit 2: Capture/Compare 2 interrupt flag.

TIF

Bit 6: Trigger interrupt flag.

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

CC2OF

Bit 10: Capture/compare 2 overcapture flag.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TG
w
CC2G
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

CC2G

Bit 2: Capture/compare 2 generation.

TG

Bit 6: Trigger generation.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

0/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC2F
rw
IC2PSC
rw
CC2S
rw
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

CC2S

Bits 8-9: Capture/Compare 2 selection.

IC2PSC

Bits 10-11: Input capture 2 prescaler.

IC2F

Bits 12-14: Input capture 2 filter.

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC2NP
rw
CC2P
rw
CC2E
rw
CC1NP
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC1NP

Bit 3: Capture/Compare 1 output Polarity.

CC2E

Bit 4: Capture/Compare 2 output enable.

CC2P

Bit 5: Capture/Compare 2 output Polarity.

CC2NP

Bit 7: Capture/Compare 2 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

TIM13

0x40001C00: General purpose timer

9/26 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

1/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1OF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

CCMR1_Input

capture/compare mode register (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1NP
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC1NP

Bit 3: Capture/Compare 1 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

TIM14

0x40002000: General purpose timer

9/26 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

1/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1OF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

CCMR1_Input

capture/compare mode register (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1NP
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC1NP

Bit 3: Capture/Compare 1 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

TIM15

0x40014000: General purpose timers

9/78 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

5/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

0/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OIS2
rw
OIS1N
rw
OIS1
rw
MMS
rw
CCDS
rw
CCUS
rw
CCPC
rw
Toggle Fields.

CCPC

Bit 0: Capture/compare preloaded control.

CCUS

Bit 2: Capture/compare control update selection.

CCDS

Bit 3: Capture/compare DMA selection.

MMS

Bits 4-6: Master mode selection.

OIS1

Bit 8: Output Idle state 1.

OIS1N

Bit 9: Output Idle state 1.

OIS2

Bit 10: Output Idle state 2.

SMCR

slave mode control register

Offset: 0x8, reset: 0x0000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MSM
rw
TS
rw
SMS
rw
Toggle Fields.

SMS

Bits 0-2: Slave mode selection.

TS

Bits 4-6: Trigger selection.

MSM

Bit 7: Master/Slave mode.

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

1/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
CC2DE
rw
CC1DE
rw
UDE
rw
BIE
rw
TIE
rw
COMIE
rw
CC2IE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

CC2IE

Bit 2: Capture/Compare 2 interrupt enable.

COMIE

Bit 5: COM interrupt enable.

TIE

Bit 6: Trigger interrupt enable.

BIE

Bit 7: Break interrupt enable.

UDE

Bit 8: Update DMA request enable.

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

CC2DE

Bit 10: Capture/Compare 2 DMA request enable.

TDE

Bit 14: Trigger DMA request enable.

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC2OF
rw
CC1OF
rw
BIF
rw
TIF
rw
COMIF
rw
CC2IF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

CC2IF

Bit 2: Capture/Compare 2 interrupt flag.

COMIF

Bit 5: COM interrupt flag.

TIF

Bit 6: Trigger interrupt flag.

BIF

Bit 7: Break interrupt flag.

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

CC2OF

Bit 10: Capture/compare 2 overcapture flag.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BG
w
TG
w
COMG
w
CC2G
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

CC2G

Bit 2: Capture/compare 2 generation.

COMG

Bit 5: Capture/Compare control update generation.

TG

Bit 6: Trigger generation.

BG

Bit 7: Break generation.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

0/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC2F
rw
IC2PSC
rw
CC2S
rw
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

CC2S

Bits 8-9: Capture/Compare 2 selection.

IC2PSC

Bits 10-11: Input capture 2 prescaler.

IC2F

Bits 12-15: Input capture 2 filter.

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/7 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC2NP
rw
CC2P
rw
CC2E
rw
CC1NP
rw
CC1NE
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC1NE

Bit 2: Capture/Compare 1 complementary output enable.

CC1NP

Bit 3: Capture/Compare 1 output Polarity.

CC2E

Bit 4: Capture/Compare 2 output enable.

CC2P

Bit 5: Capture/Compare 2 output Polarity.

CC2NP

Bit 7: Capture/Compare 2 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

RCR

repetition counter register

Offset: 0x30, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
REP
rw
Toggle Fields.

REP

Bits 0-7: Repetition counter value.

CCR1

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR1
rw
Toggle Fields.

CCR1

Bits 0-15: Capture/Compare 1 value.

CCR2

capture/compare register 2

Offset: 0x38, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR2
rw
Toggle Fields.

CCR2

Bits 0-15: Capture/Compare 2 value.

BDTR

break and dead-time register

Offset: 0x44, reset: 0x0000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MOE
rw
AOE
rw
BKP
rw
BKE
rw
OSSR
rw
OSSI
rw
LOCK
rw
DTG
rw
Toggle Fields.

DTG

Bits 0-7: Dead-time generator setup.

LOCK

Bits 8-9: Lock configuration.

OSSI

Bit 10: Off-state selection for Idle mode.

OSSR

Bit 11: Off-state selection for Run mode.

BKE

Bit 12: Break enable.

BKP

Bit 13: Break polarity.

AOE

Bit 14: Automatic output enable.

MOE

Bit 15: Main output enable.

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

0/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

DBL

Bits 8-12: DMA burst length.

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM16

0x40014400: General-purpose-timers

19/57 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: NotStopped: Not stopped at update event
1: Stopped: Counter stops counting at next update event

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OIS1N
rw
OIS1
rw
CCDS
rw
CCUS
rw
CCPC
rw
Toggle Fields.

CCPC

Bit 0: Capture/compare preloaded control.

Allowed values:
0: NotPreloaded: CCxE, CCxNE and OCxM bits are not preloaded
1: Preloaded: CCxE, CCxNE and OCxM bits are preloaded

CCUS

Bit 2: Capture/compare control update selection.

Allowed values:
0: Default: Capture/compare are updated only by setting the COMG bit
1: WithRisingEdge: Capture/compare are updated by setting the COMG bit or when an rising edge occurs on TRGI

CCDS

Bit 3: Capture/compare DMA selection.

Allowed values:
0: OnCompare: CCx DMA request sent when CCx event occurs
1: OnUpdate: CCx DMA request sent when update event occurs

OIS1

Bit 8: Output Idle state 1.

Allowed values:
0: Low: OC1=0 (after a dead-time if OC1N is implemented) when MOE=0
1: High: OC1=1 (after a dead-time if OC1N is implemented) when MOE=0

OIS1N

Bit 9: Output Idle state 1.

Allowed values:
0: Low: OC1N=0 after a dead-time when MOE=0
1: High: OC1N=1 after a dead-time when MOE=0

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

5/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
CC1DE
rw
UDE
rw
BIE
rw
TIE
rw
COMIE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

Allowed values:
0: Disabled: CC1 interrupt disabled
1: Enabled: CC1 interrupt enabled

COMIE

Bit 5: COM interrupt enable.

Allowed values:
0: Disabled: COM interrupt disabled
1: Enabled: COM interrupt enabled

TIE

Bit 6: Trigger interrupt enable.

BIE

Bit 7: Break interrupt enable.

Allowed values:
0: Disabled: Break interrupt disabled
1: Enabled: Break interrupt enabled

UDE

Bit 8: Update DMA request enable.

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

Allowed values:
0: Disabled: CC1 DMA request disabled
1: Enabled: CC1 DMA request enabled

TDE

Bit 14: Trigger DMA request enable.

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1OF
rw
BIF
rw
TIF
rw
COMIF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

COMIF

Bit 5: COM interrupt flag.

TIF

Bit 6: Trigger interrupt flag.

BIF

Bit 7: Break interrupt flag.

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BG
w
TG
w
COMG
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

COMG

Bit 5: Capture/Compare control update generation.

TG

Bit 6: Trigger generation.

BG

Bit 7: Break generation.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1NP
rw
CC1NE
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC1NE

Bit 2: Capture/Compare 1 complementary output enable.

CC1NP

Bit 3: Capture/Compare 1 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

RCR

repetition counter register

Offset: 0x30, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
REP
rw
Toggle Fields.

REP

Bits 0-7: Repetition counter value.

CCR1

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR1
rw
Toggle Fields.

CCR1

Bits 0-15: Capture/Compare 1 value.

BDTR

break and dead-time register

Offset: 0x44, reset: 0x0000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MOE
rw
AOE
rw
BKP
rw
BKE
rw
OSSR
rw
OSSI
rw
LOCK
rw
DTG
rw
Toggle Fields.

DTG

Bits 0-7: Dead-time generator setup.

LOCK

Bits 8-9: Lock configuration.

OSSI

Bit 10: Off-state selection for Idle mode.

OSSR

Bit 11: Off-state selection for Run mode.

BKE

Bit 12: Break enable.

BKP

Bit 13: Break polarity.

AOE

Bit 14: Automatic output enable.

MOE

Bit 15: Main output enable.

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

0/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

DBL

Bits 8-12: DMA burst length.

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM17

0x40014800: General-purpose-timers

19/57 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: NotStopped: Not stopped at update event
1: Stopped: Counter stops counting at next update event

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OIS1N
rw
OIS1
rw
CCDS
rw
CCUS
rw
CCPC
rw
Toggle Fields.

CCPC

Bit 0: Capture/compare preloaded control.

Allowed values:
0: NotPreloaded: CCxE, CCxNE and OCxM bits are not preloaded
1: Preloaded: CCxE, CCxNE and OCxM bits are preloaded

CCUS

Bit 2: Capture/compare control update selection.

Allowed values:
0: Default: Capture/compare are updated only by setting the COMG bit
1: WithRisingEdge: Capture/compare are updated by setting the COMG bit or when an rising edge occurs on TRGI

CCDS

Bit 3: Capture/compare DMA selection.

Allowed values:
0: OnCompare: CCx DMA request sent when CCx event occurs
1: OnUpdate: CCx DMA request sent when update event occurs

OIS1

Bit 8: Output Idle state 1.

Allowed values:
0: Low: OC1=0 (after a dead-time if OC1N is implemented) when MOE=0
1: High: OC1=1 (after a dead-time if OC1N is implemented) when MOE=0

OIS1N

Bit 9: Output Idle state 1.

Allowed values:
0: Low: OC1N=0 after a dead-time when MOE=0
1: High: OC1N=1 after a dead-time when MOE=0

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

5/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
CC1DE
rw
UDE
rw
BIE
rw
TIE
rw
COMIE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

Allowed values:
0: Disabled: CC1 interrupt disabled
1: Enabled: CC1 interrupt enabled

COMIE

Bit 5: COM interrupt enable.

Allowed values:
0: Disabled: COM interrupt disabled
1: Enabled: COM interrupt enabled

TIE

Bit 6: Trigger interrupt enable.

BIE

Bit 7: Break interrupt enable.

Allowed values:
0: Disabled: Break interrupt disabled
1: Enabled: Break interrupt enabled

UDE

Bit 8: Update DMA request enable.

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

Allowed values:
0: Disabled: CC1 DMA request disabled
1: Enabled: CC1 DMA request enabled

TDE

Bit 14: Trigger DMA request enable.

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1OF
rw
BIF
rw
TIF
rw
COMIF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

COMIF

Bit 5: COM interrupt flag.

TIF

Bit 6: Trigger interrupt flag.

BIF

Bit 7: Break interrupt flag.

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
BG
w
TG
w
COMG
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

COMG

Bit 5: Capture/Compare control update generation.

TG

Bit 6: Trigger generation.

BG

Bit 7: Break generation.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

0/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/4 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC1NP
rw
CC1NE
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC1NE

Bit 2: Capture/Compare 1 complementary output enable.

CC1NP

Bit 3: Capture/Compare 1 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

RCR

repetition counter register

Offset: 0x30, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
REP
rw
Toggle Fields.

REP

Bits 0-7: Repetition counter value.

CCR1

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR1
rw
Toggle Fields.

CCR1

Bits 0-15: Capture/Compare 1 value.

BDTR

break and dead-time register

Offset: 0x44, reset: 0x0000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MOE
rw
AOE
rw
BKP
rw
BKE
rw
OSSR
rw
OSSI
rw
LOCK
rw
DTG
rw
Toggle Fields.

DTG

Bits 0-7: Dead-time generator setup.

LOCK

Bits 8-9: Lock configuration.

OSSI

Bit 10: Off-state selection for Idle mode.

OSSR

Bit 11: Off-state selection for Run mode.

BKE

Bit 12: Break enable.

BKP

Bit 13: Break polarity.

AOE

Bit 14: Automatic output enable.

MOE

Bit 15: Main output enable.

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

0/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

DBL

Bits 8-12: DMA burst length.

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM2

0x40000000: General purpose timer

74/94 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
CMS
rw
DIR
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

DIR

Bit 4: Direction.

Allowed values:
0: Up: Counter used as upcounter
1: Down: Counter used as downcounter

CMS

Bits 5-6: Center-aligned mode selection.

Allowed values:
0: EdgeAligned: The counter counts up or down depending on the direction bit
1: CenterAligned1: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting down.
2: CenterAligned2: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting up.
3: CenterAligned3: The counter counts up and down alternatively. Output compare interrupt flags are set both when the counter is counting up or down.

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TI1S
rw
MMS
rw
CCDS
rw
Toggle Fields.

CCDS

Bit 3: Capture/compare DMA selection.

Allowed values:
0: OnCompare: CCx DMA request sent when CCx event occurs
1: OnUpdate: CCx DMA request sent when update event occurs

MMS

Bits 4-6: Master mode selection.

Allowed values:
0: Reset: The UG bit from the TIMx_EGR register is used as trigger output
1: Enable: The counter enable signal, CNT_EN, is used as trigger output
2: Update: The update event is selected as trigger output
3: ComparePulse: The trigger output send a positive pulse when the CC1IF flag it to be set, as soon as a capture or a compare match occurred
4: CompareOC1: OC1REF signal is used as trigger output
5: CompareOC2: OC2REF signal is used as trigger output
6: CompareOC3: OC3REF signal is used as trigger output
7: CompareOC4: OC4REF signal is used as trigger output

TI1S

Bit 7: TI1 selection.

Allowed values:
0: Normal: The TIMx_CH1 pin is connected to TI1 input
1: XOR: The TIMx_CH1, CH2, CH3 pins are connected to TI1 input

SMCR

slave mode control register

Offset: 0x8, reset: 0x0000, access: read-write

7/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ETP
rw
ECE
rw
ETPS
rw
ETF
rw
MSM
rw
TS
rw
OCCS
rw
SMS
rw
Toggle Fields.

SMS

Bits 0-2: Slave mode selection.

Allowed values:
0: Disabled: Slave mode disabled - if CEN = ‘1 then the prescaler is clocked directly by the internal clock.
1: Encoder_Mode_1: Encoder mode 1 - Counter counts up/down on TI2FP1 edge depending on TI1FP2 level.
2: Encoder_Mode_2: Encoder mode 2 - Counter counts up/down on TI1FP2 edge depending on TI2FP1 level.
3: Encoder_Mode_3: Encoder mode 3 - Counter counts up/down on both TI1FP1 and TI2FP2 edges depending on the level of the other input.
4: Reset_Mode: Reset Mode - Rising edge of the selected trigger input (TRGI) reinitializes the counter and generates an update of the registers.
5: Gated_Mode: Gated Mode - The counter clock is enabled when the trigger input (TRGI) is high. The counter stops (but is not reset) as soon as the trigger becomes low. Both start and stop of the counter are controlled.
6: Trigger_Mode: Trigger Mode - The counter starts at a rising edge of the trigger TRGI (but it is not reset). Only the start of the counter is controlled.
7: Ext_Clock_Mode: External Clock Mode 1 - Rising edges of the selected trigger (TRGI) clock the counter.

OCCS

Bit 3: OCREF clear selection.

TS

Bits 4-6: Trigger selection.

Allowed values:
0: ITR0: Internal Trigger 0 (ITR0)
1: ITR1: Internal Trigger 1 (ITR1)
2: ITR2: Internal Trigger 2 (ITR2)
4: TI1F_ED: TI1 Edge Detector (TI1F_ED)
5: TI1FP1: Filtered Timer Input 1 (TI1FP1)
6: TI2FP2: Filtered Timer Input 2 (TI2FP2)
7: ETRF: External Trigger input (ETRF)

MSM

Bit 7: Master/Slave mode.

Allowed values:
0: NoSync: No action
1: Sync: The effect of an event on the trigger input (TRGI) is delayed to allow a perfect synchronization between the current timer and its slaves (through TRGO). It is useful if we want to synchronize several timers on a single external event.

ETF

Bits 8-11: External trigger filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

ETPS

Bits 12-13: External trigger prescaler.

Allowed values:
0: Div1: Prescaler OFF
1: Div2: ETRP frequency divided by 2
2: Div4: ETRP frequency divided by 4
3: Div8: ETRP frequency divided by 8

ECE

Bit 14: External clock enable.

Allowed values:
0: Disabled: External clock mode 2 disabled
1: Enabled: External clock mode 2 enabled. The counter is clocked by any active edge on the ETRF signal.

ETP

Bit 15: External trigger polarity.

Allowed values:
0: NotInverted: ETR is noninverted, active at high level or rising edge
1: Inverted: ETR is inverted, active at low level or falling edge

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

12/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
CC4DE
rw
CC3DE
rw
CC2DE
rw
CC1DE
rw
UDE
rw
TIE
rw
CC4IE
rw
CC3IE
rw
CC2IE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC2IE

Bit 2: Capture/Compare 2 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC3IE

Bit 3: Capture/Compare 3 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC4IE

Bit 4: Capture/Compare 4 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

TIE

Bit 6: Trigger interrupt enable.

Allowed values:
0: Disabled: Trigger interrupt disabled
1: Enabled: Trigger interrupt enabled

UDE

Bit 8: Update DMA request enable.

Allowed values:
0: Disabled: Update DMA request disabled
1: Enabled: Update DMA request enabled

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC2DE

Bit 10: Capture/Compare 2 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC3DE

Bit 11: Capture/Compare 3 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC4DE

Bit 12: Capture/Compare 4 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

TDE

Bit 14: Trigger DMA request enable.

Allowed values:
0: Disabled: Trigger DMA request disabled
1: Enabled: Trigger DMA request enabled

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

10/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4OF
rw
CC3OF
rw
CC2OF
rw
CC1OF
rw
TIF
rw
CC4IF
rw
CC3IF
rw
CC2IF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC2IF

Bit 2: Capture/Compare 2 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC3IF

Bit 3: Capture/Compare 3 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC4IF

Bit 4: Capture/Compare 4 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

TIF

Bit 6: Trigger interrupt flag.

Allowed values:
0: NoTrigger: No trigger event occurred
1: Trigger: Trigger interrupt pending

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC2OF

Bit 10: Capture/compare 2 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC3OF

Bit 11: Capture/Compare 3 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC4OF

Bit 12: Capture/Compare 4 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TG
w
CC4G
w
CC3G
w
CC2G
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC2G

Bit 2: Capture/compare 2 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC3G

Bit 3: Capture/compare 3 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC4G

Bit 4: Capture/compare 4 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

TG

Bit 6: Trigger generation.

Allowed values:
1: Trigger: The TIF flag is set in TIMx_SR register. Related interrupt or DMA transfer can occur if enabled.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

4/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC2F
rw
IC2PSC
rw
CC2S
rw
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

Allowed values:
1: TI1: CC1 channel is configured as input, IC1 is mapped on TI1
2: TI2: CC1 channel is configured as input, IC1 is mapped on TI2
3: TRC: CC1 channel is configured as input, IC1 is mapped on TRC

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

CC2S

Bits 8-9: Capture/compare 2 selection.

Allowed values:
1: TI2: CC2 channel is configured as input, IC2 is mapped on TI2
2: TI1: CC2 channel is configured as input, IC2 is mapped on TI1
3: TRC: CC2 channel is configured as input, IC2 is mapped on TRC

IC2PSC

Bits 10-11: Input capture 2 prescaler.

IC2F

Bits 12-15: Input capture 2 filter.

Allowed values: 0-15

CCMR2_Input

capture/compare mode register 2 (input mode)

Offset: 0x1C, reset: 0x00000000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC4F
rw
IC4PSC
rw
CC4S
rw
IC3F
rw
IC3PSC
rw
CC3S
rw
Toggle Fields.

CC3S

Bits 0-1: Capture/Compare 3 selection.

Allowed values:
1: TI3: CC3 channel is configured as input, IC3 is mapped on TI3
2: TI4: CC3 channel is configured as input, IC3 is mapped on TI4
3: TRC: CC3 channel is configured as input, IC3 is mapped on TRC

IC3PSC

Bits 2-3: Input capture 3 prescaler.

Allowed values: 0-3

IC3F

Bits 4-7: Input capture 3 filter.

Allowed values: 0-15

CC4S

Bits 8-9: Capture/Compare 4 selection.

Allowed values:
1: TI4: CC4 channel is configured as input, IC4 is mapped on TI4
2: TI3: CC4 channel is configured as input, IC4 is mapped on TI3
3: TRC: CC4 channel is configured as input, IC4 is mapped on TRC

IC4PSC

Bits 10-11: Input capture 4 prescaler.

Allowed values: 0-3

IC4F

Bits 12-15: Input capture 4 filter.

Allowed values: 0-15

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4P
rw
CC4E
rw
CC3P
rw
CC3E
rw
CC2P
rw
CC2E
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC2E

Bit 4: Capture/Compare 2 output enable.

CC2P

Bit 5: Capture/Compare 2 output Polarity.

CC3E

Bit 8: Capture/Compare 3 output enable.

CC3P

Bit 9: Capture/Compare 3 output Polarity.

CC4E

Bit 12: Capture/Compare 4 output enable.

CC4P

Bit 13: Capture/Compare 3 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

Allowed values: 0-65535

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

Allowed values: 0-65535

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

Allowed values: 0-65535

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

Allowed values: 0-31

DBL

Bits 8-12: DMA burst length.

Allowed values: 0-18

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM3

0x40000400: General purpose timer

74/94 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
CMS
rw
DIR
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

DIR

Bit 4: Direction.

Allowed values:
0: Up: Counter used as upcounter
1: Down: Counter used as downcounter

CMS

Bits 5-6: Center-aligned mode selection.

Allowed values:
0: EdgeAligned: The counter counts up or down depending on the direction bit
1: CenterAligned1: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting down.
2: CenterAligned2: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting up.
3: CenterAligned3: The counter counts up and down alternatively. Output compare interrupt flags are set both when the counter is counting up or down.

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TI1S
rw
MMS
rw
CCDS
rw
Toggle Fields.

CCDS

Bit 3: Capture/compare DMA selection.

Allowed values:
0: OnCompare: CCx DMA request sent when CCx event occurs
1: OnUpdate: CCx DMA request sent when update event occurs

MMS

Bits 4-6: Master mode selection.

Allowed values:
0: Reset: The UG bit from the TIMx_EGR register is used as trigger output
1: Enable: The counter enable signal, CNT_EN, is used as trigger output
2: Update: The update event is selected as trigger output
3: ComparePulse: The trigger output send a positive pulse when the CC1IF flag it to be set, as soon as a capture or a compare match occurred
4: CompareOC1: OC1REF signal is used as trigger output
5: CompareOC2: OC2REF signal is used as trigger output
6: CompareOC3: OC3REF signal is used as trigger output
7: CompareOC4: OC4REF signal is used as trigger output

TI1S

Bit 7: TI1 selection.

Allowed values:
0: Normal: The TIMx_CH1 pin is connected to TI1 input
1: XOR: The TIMx_CH1, CH2, CH3 pins are connected to TI1 input

SMCR

slave mode control register

Offset: 0x8, reset: 0x0000, access: read-write

7/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ETP
rw
ECE
rw
ETPS
rw
ETF
rw
MSM
rw
TS
rw
OCCS
rw
SMS
rw
Toggle Fields.

SMS

Bits 0-2: Slave mode selection.

Allowed values:
0: Disabled: Slave mode disabled - if CEN = ‘1 then the prescaler is clocked directly by the internal clock.
1: Encoder_Mode_1: Encoder mode 1 - Counter counts up/down on TI2FP1 edge depending on TI1FP2 level.
2: Encoder_Mode_2: Encoder mode 2 - Counter counts up/down on TI1FP2 edge depending on TI2FP1 level.
3: Encoder_Mode_3: Encoder mode 3 - Counter counts up/down on both TI1FP1 and TI2FP2 edges depending on the level of the other input.
4: Reset_Mode: Reset Mode - Rising edge of the selected trigger input (TRGI) reinitializes the counter and generates an update of the registers.
5: Gated_Mode: Gated Mode - The counter clock is enabled when the trigger input (TRGI) is high. The counter stops (but is not reset) as soon as the trigger becomes low. Both start and stop of the counter are controlled.
6: Trigger_Mode: Trigger Mode - The counter starts at a rising edge of the trigger TRGI (but it is not reset). Only the start of the counter is controlled.
7: Ext_Clock_Mode: External Clock Mode 1 - Rising edges of the selected trigger (TRGI) clock the counter.

OCCS

Bit 3: OCREF clear selection.

TS

Bits 4-6: Trigger selection.

Allowed values:
0: ITR0: Internal Trigger 0 (ITR0)
1: ITR1: Internal Trigger 1 (ITR1)
2: ITR2: Internal Trigger 2 (ITR2)
4: TI1F_ED: TI1 Edge Detector (TI1F_ED)
5: TI1FP1: Filtered Timer Input 1 (TI1FP1)
6: TI2FP2: Filtered Timer Input 2 (TI2FP2)
7: ETRF: External Trigger input (ETRF)

MSM

Bit 7: Master/Slave mode.

Allowed values:
0: NoSync: No action
1: Sync: The effect of an event on the trigger input (TRGI) is delayed to allow a perfect synchronization between the current timer and its slaves (through TRGO). It is useful if we want to synchronize several timers on a single external event.

ETF

Bits 8-11: External trigger filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

ETPS

Bits 12-13: External trigger prescaler.

Allowed values:
0: Div1: Prescaler OFF
1: Div2: ETRP frequency divided by 2
2: Div4: ETRP frequency divided by 4
3: Div8: ETRP frequency divided by 8

ECE

Bit 14: External clock enable.

Allowed values:
0: Disabled: External clock mode 2 disabled
1: Enabled: External clock mode 2 enabled. The counter is clocked by any active edge on the ETRF signal.

ETP

Bit 15: External trigger polarity.

Allowed values:
0: NotInverted: ETR is noninverted, active at high level or rising edge
1: Inverted: ETR is inverted, active at low level or falling edge

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

12/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
CC4DE
rw
CC3DE
rw
CC2DE
rw
CC1DE
rw
UDE
rw
TIE
rw
CC4IE
rw
CC3IE
rw
CC2IE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC2IE

Bit 2: Capture/Compare 2 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC3IE

Bit 3: Capture/Compare 3 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC4IE

Bit 4: Capture/Compare 4 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

TIE

Bit 6: Trigger interrupt enable.

Allowed values:
0: Disabled: Trigger interrupt disabled
1: Enabled: Trigger interrupt enabled

UDE

Bit 8: Update DMA request enable.

Allowed values:
0: Disabled: Update DMA request disabled
1: Enabled: Update DMA request enabled

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC2DE

Bit 10: Capture/Compare 2 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC3DE

Bit 11: Capture/Compare 3 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC4DE

Bit 12: Capture/Compare 4 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

TDE

Bit 14: Trigger DMA request enable.

Allowed values:
0: Disabled: Trigger DMA request disabled
1: Enabled: Trigger DMA request enabled

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

10/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4OF
rw
CC3OF
rw
CC2OF
rw
CC1OF
rw
TIF
rw
CC4IF
rw
CC3IF
rw
CC2IF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC2IF

Bit 2: Capture/Compare 2 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC3IF

Bit 3: Capture/Compare 3 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC4IF

Bit 4: Capture/Compare 4 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

TIF

Bit 6: Trigger interrupt flag.

Allowed values:
0: NoTrigger: No trigger event occurred
1: Trigger: Trigger interrupt pending

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC2OF

Bit 10: Capture/compare 2 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC3OF

Bit 11: Capture/Compare 3 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC4OF

Bit 12: Capture/Compare 4 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TG
w
CC4G
w
CC3G
w
CC2G
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC2G

Bit 2: Capture/compare 2 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC3G

Bit 3: Capture/compare 3 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC4G

Bit 4: Capture/compare 4 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

TG

Bit 6: Trigger generation.

Allowed values:
1: Trigger: The TIF flag is set in TIMx_SR register. Related interrupt or DMA transfer can occur if enabled.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

4/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC2F
rw
IC2PSC
rw
CC2S
rw
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

Allowed values:
1: TI1: CC1 channel is configured as input, IC1 is mapped on TI1
2: TI2: CC1 channel is configured as input, IC1 is mapped on TI2
3: TRC: CC1 channel is configured as input, IC1 is mapped on TRC

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

CC2S

Bits 8-9: Capture/compare 2 selection.

Allowed values:
1: TI2: CC2 channel is configured as input, IC2 is mapped on TI2
2: TI1: CC2 channel is configured as input, IC2 is mapped on TI1
3: TRC: CC2 channel is configured as input, IC2 is mapped on TRC

IC2PSC

Bits 10-11: Input capture 2 prescaler.

IC2F

Bits 12-15: Input capture 2 filter.

Allowed values: 0-15

CCMR2_Input

capture/compare mode register 2 (input mode)

Offset: 0x1C, reset: 0x00000000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC4F
rw
IC4PSC
rw
CC4S
rw
IC3F
rw
IC3PSC
rw
CC3S
rw
Toggle Fields.

CC3S

Bits 0-1: Capture/Compare 3 selection.

Allowed values:
1: TI3: CC3 channel is configured as input, IC3 is mapped on TI3
2: TI4: CC3 channel is configured as input, IC3 is mapped on TI4
3: TRC: CC3 channel is configured as input, IC3 is mapped on TRC

IC3PSC

Bits 2-3: Input capture 3 prescaler.

Allowed values: 0-3

IC3F

Bits 4-7: Input capture 3 filter.

Allowed values: 0-15

CC4S

Bits 8-9: Capture/Compare 4 selection.

Allowed values:
1: TI4: CC4 channel is configured as input, IC4 is mapped on TI4
2: TI3: CC4 channel is configured as input, IC4 is mapped on TI3
3: TRC: CC4 channel is configured as input, IC4 is mapped on TRC

IC4PSC

Bits 10-11: Input capture 4 prescaler.

Allowed values: 0-3

IC4F

Bits 12-15: Input capture 4 filter.

Allowed values: 0-15

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4P
rw
CC4E
rw
CC3P
rw
CC3E
rw
CC2P
rw
CC2E
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC2E

Bit 4: Capture/Compare 2 output enable.

CC2P

Bit 5: Capture/Compare 2 output Polarity.

CC3E

Bit 8: Capture/Compare 3 output enable.

CC3P

Bit 9: Capture/Compare 3 output Polarity.

CC4E

Bit 12: Capture/Compare 4 output enable.

CC4P

Bit 13: Capture/Compare 3 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

Allowed values: 0-65535

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

Allowed values: 0-65535

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

Allowed values: 0-65535

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

Allowed values: 0-31

DBL

Bits 8-12: DMA burst length.

Allowed values: 0-18

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM4

0x40000800: General purpose timer

74/94 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
CMS
rw
DIR
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

DIR

Bit 4: Direction.

Allowed values:
0: Up: Counter used as upcounter
1: Down: Counter used as downcounter

CMS

Bits 5-6: Center-aligned mode selection.

Allowed values:
0: EdgeAligned: The counter counts up or down depending on the direction bit
1: CenterAligned1: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting down.
2: CenterAligned2: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting up.
3: CenterAligned3: The counter counts up and down alternatively. Output compare interrupt flags are set both when the counter is counting up or down.

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TI1S
rw
MMS
rw
CCDS
rw
Toggle Fields.

CCDS

Bit 3: Capture/compare DMA selection.

Allowed values:
0: OnCompare: CCx DMA request sent when CCx event occurs
1: OnUpdate: CCx DMA request sent when update event occurs

MMS

Bits 4-6: Master mode selection.

Allowed values:
0: Reset: The UG bit from the TIMx_EGR register is used as trigger output
1: Enable: The counter enable signal, CNT_EN, is used as trigger output
2: Update: The update event is selected as trigger output
3: ComparePulse: The trigger output send a positive pulse when the CC1IF flag it to be set, as soon as a capture or a compare match occurred
4: CompareOC1: OC1REF signal is used as trigger output
5: CompareOC2: OC2REF signal is used as trigger output
6: CompareOC3: OC3REF signal is used as trigger output
7: CompareOC4: OC4REF signal is used as trigger output

TI1S

Bit 7: TI1 selection.

Allowed values:
0: Normal: The TIMx_CH1 pin is connected to TI1 input
1: XOR: The TIMx_CH1, CH2, CH3 pins are connected to TI1 input

SMCR

slave mode control register

Offset: 0x8, reset: 0x0000, access: read-write

7/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ETP
rw
ECE
rw
ETPS
rw
ETF
rw
MSM
rw
TS
rw
OCCS
rw
SMS
rw
Toggle Fields.

SMS

Bits 0-2: Slave mode selection.

Allowed values:
0: Disabled: Slave mode disabled - if CEN = ‘1 then the prescaler is clocked directly by the internal clock.
1: Encoder_Mode_1: Encoder mode 1 - Counter counts up/down on TI2FP1 edge depending on TI1FP2 level.
2: Encoder_Mode_2: Encoder mode 2 - Counter counts up/down on TI1FP2 edge depending on TI2FP1 level.
3: Encoder_Mode_3: Encoder mode 3 - Counter counts up/down on both TI1FP1 and TI2FP2 edges depending on the level of the other input.
4: Reset_Mode: Reset Mode - Rising edge of the selected trigger input (TRGI) reinitializes the counter and generates an update of the registers.
5: Gated_Mode: Gated Mode - The counter clock is enabled when the trigger input (TRGI) is high. The counter stops (but is not reset) as soon as the trigger becomes low. Both start and stop of the counter are controlled.
6: Trigger_Mode: Trigger Mode - The counter starts at a rising edge of the trigger TRGI (but it is not reset). Only the start of the counter is controlled.
7: Ext_Clock_Mode: External Clock Mode 1 - Rising edges of the selected trigger (TRGI) clock the counter.

OCCS

Bit 3: OCREF clear selection.

TS

Bits 4-6: Trigger selection.

Allowed values:
0: ITR0: Internal Trigger 0 (ITR0)
1: ITR1: Internal Trigger 1 (ITR1)
2: ITR2: Internal Trigger 2 (ITR2)
4: TI1F_ED: TI1 Edge Detector (TI1F_ED)
5: TI1FP1: Filtered Timer Input 1 (TI1FP1)
6: TI2FP2: Filtered Timer Input 2 (TI2FP2)
7: ETRF: External Trigger input (ETRF)

MSM

Bit 7: Master/Slave mode.

Allowed values:
0: NoSync: No action
1: Sync: The effect of an event on the trigger input (TRGI) is delayed to allow a perfect synchronization between the current timer and its slaves (through TRGO). It is useful if we want to synchronize several timers on a single external event.

ETF

Bits 8-11: External trigger filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

ETPS

Bits 12-13: External trigger prescaler.

Allowed values:
0: Div1: Prescaler OFF
1: Div2: ETRP frequency divided by 2
2: Div4: ETRP frequency divided by 4
3: Div8: ETRP frequency divided by 8

ECE

Bit 14: External clock enable.

Allowed values:
0: Disabled: External clock mode 2 disabled
1: Enabled: External clock mode 2 enabled. The counter is clocked by any active edge on the ETRF signal.

ETP

Bit 15: External trigger polarity.

Allowed values:
0: NotInverted: ETR is noninverted, active at high level or rising edge
1: Inverted: ETR is inverted, active at low level or falling edge

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

12/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
CC4DE
rw
CC3DE
rw
CC2DE
rw
CC1DE
rw
UDE
rw
TIE
rw
CC4IE
rw
CC3IE
rw
CC2IE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC2IE

Bit 2: Capture/Compare 2 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC3IE

Bit 3: Capture/Compare 3 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC4IE

Bit 4: Capture/Compare 4 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

TIE

Bit 6: Trigger interrupt enable.

Allowed values:
0: Disabled: Trigger interrupt disabled
1: Enabled: Trigger interrupt enabled

UDE

Bit 8: Update DMA request enable.

Allowed values:
0: Disabled: Update DMA request disabled
1: Enabled: Update DMA request enabled

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC2DE

Bit 10: Capture/Compare 2 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC3DE

Bit 11: Capture/Compare 3 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC4DE

Bit 12: Capture/Compare 4 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

TDE

Bit 14: Trigger DMA request enable.

Allowed values:
0: Disabled: Trigger DMA request disabled
1: Enabled: Trigger DMA request enabled

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

10/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4OF
rw
CC3OF
rw
CC2OF
rw
CC1OF
rw
TIF
rw
CC4IF
rw
CC3IF
rw
CC2IF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC2IF

Bit 2: Capture/Compare 2 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC3IF

Bit 3: Capture/Compare 3 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC4IF

Bit 4: Capture/Compare 4 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

TIF

Bit 6: Trigger interrupt flag.

Allowed values:
0: NoTrigger: No trigger event occurred
1: Trigger: Trigger interrupt pending

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC2OF

Bit 10: Capture/compare 2 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC3OF

Bit 11: Capture/Compare 3 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC4OF

Bit 12: Capture/Compare 4 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TG
w
CC4G
w
CC3G
w
CC2G
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC2G

Bit 2: Capture/compare 2 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC3G

Bit 3: Capture/compare 3 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC4G

Bit 4: Capture/compare 4 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

TG

Bit 6: Trigger generation.

Allowed values:
1: Trigger: The TIF flag is set in TIMx_SR register. Related interrupt or DMA transfer can occur if enabled.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

4/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC2F
rw
IC2PSC
rw
CC2S
rw
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

Allowed values:
1: TI1: CC1 channel is configured as input, IC1 is mapped on TI1
2: TI2: CC1 channel is configured as input, IC1 is mapped on TI2
3: TRC: CC1 channel is configured as input, IC1 is mapped on TRC

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

CC2S

Bits 8-9: Capture/compare 2 selection.

Allowed values:
1: TI2: CC2 channel is configured as input, IC2 is mapped on TI2
2: TI1: CC2 channel is configured as input, IC2 is mapped on TI1
3: TRC: CC2 channel is configured as input, IC2 is mapped on TRC

IC2PSC

Bits 10-11: Input capture 2 prescaler.

IC2F

Bits 12-15: Input capture 2 filter.

Allowed values: 0-15

CCMR2_Input

capture/compare mode register 2 (input mode)

Offset: 0x1C, reset: 0x00000000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC4F
rw
IC4PSC
rw
CC4S
rw
IC3F
rw
IC3PSC
rw
CC3S
rw
Toggle Fields.

CC3S

Bits 0-1: Capture/Compare 3 selection.

Allowed values:
1: TI3: CC3 channel is configured as input, IC3 is mapped on TI3
2: TI4: CC3 channel is configured as input, IC3 is mapped on TI4
3: TRC: CC3 channel is configured as input, IC3 is mapped on TRC

IC3PSC

Bits 2-3: Input capture 3 prescaler.

Allowed values: 0-3

IC3F

Bits 4-7: Input capture 3 filter.

Allowed values: 0-15

CC4S

Bits 8-9: Capture/Compare 4 selection.

Allowed values:
1: TI4: CC4 channel is configured as input, IC4 is mapped on TI4
2: TI3: CC4 channel is configured as input, IC4 is mapped on TI3
3: TRC: CC4 channel is configured as input, IC4 is mapped on TRC

IC4PSC

Bits 10-11: Input capture 4 prescaler.

Allowed values: 0-3

IC4F

Bits 12-15: Input capture 4 filter.

Allowed values: 0-15

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4P
rw
CC4E
rw
CC3P
rw
CC3E
rw
CC2P
rw
CC2E
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC2E

Bit 4: Capture/Compare 2 output enable.

CC2P

Bit 5: Capture/Compare 2 output Polarity.

CC3E

Bit 8: Capture/Compare 3 output enable.

CC3P

Bit 9: Capture/Compare 3 output Polarity.

CC4E

Bit 12: Capture/Compare 4 output enable.

CC4P

Bit 13: Capture/Compare 3 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

Allowed values: 0-65535

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

Allowed values: 0-65535

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

Allowed values: 0-65535

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

Allowed values: 0-31

DBL

Bits 8-12: DMA burst length.

Allowed values: 0-18

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM5

0x40000C00: General purpose timer

74/94 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

8/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CKD
rw
ARPE
rw
CMS
rw
DIR
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

DIR

Bit 4: Direction.

Allowed values:
0: Up: Counter used as upcounter
1: Down: Counter used as downcounter

CMS

Bits 5-6: Center-aligned mode selection.

Allowed values:
0: EdgeAligned: The counter counts up or down depending on the direction bit
1: CenterAligned1: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting down.
2: CenterAligned2: The counter counts up and down alternatively. Output compare interrupt flags are set only when the counter is counting up.
3: CenterAligned3: The counter counts up and down alternatively. Output compare interrupt flags are set both when the counter is counting up or down.

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CKD

Bits 8-9: Clock division.

Allowed values:
0: Div1: t_DTS = t_CK_INT
1: Div2: t_DTS = 2 × t_CK_INT
2: Div4: t_DTS = 4 × t_CK_INT

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TI1S
rw
MMS
rw
CCDS
rw
Toggle Fields.

CCDS

Bit 3: Capture/compare DMA selection.

Allowed values:
0: OnCompare: CCx DMA request sent when CCx event occurs
1: OnUpdate: CCx DMA request sent when update event occurs

MMS

Bits 4-6: Master mode selection.

Allowed values:
0: Reset: The UG bit from the TIMx_EGR register is used as trigger output
1: Enable: The counter enable signal, CNT_EN, is used as trigger output
2: Update: The update event is selected as trigger output
3: ComparePulse: The trigger output send a positive pulse when the CC1IF flag it to be set, as soon as a capture or a compare match occurred
4: CompareOC1: OC1REF signal is used as trigger output
5: CompareOC2: OC2REF signal is used as trigger output
6: CompareOC3: OC3REF signal is used as trigger output
7: CompareOC4: OC4REF signal is used as trigger output

TI1S

Bit 7: TI1 selection.

Allowed values:
0: Normal: The TIMx_CH1 pin is connected to TI1 input
1: XOR: The TIMx_CH1, CH2, CH3 pins are connected to TI1 input

SMCR

slave mode control register

Offset: 0x8, reset: 0x0000, access: read-write

7/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ETP
rw
ECE
rw
ETPS
rw
ETF
rw
MSM
rw
TS
rw
OCCS
rw
SMS
rw
Toggle Fields.

SMS

Bits 0-2: Slave mode selection.

Allowed values:
0: Disabled: Slave mode disabled - if CEN = ‘1 then the prescaler is clocked directly by the internal clock.
1: Encoder_Mode_1: Encoder mode 1 - Counter counts up/down on TI2FP1 edge depending on TI1FP2 level.
2: Encoder_Mode_2: Encoder mode 2 - Counter counts up/down on TI1FP2 edge depending on TI2FP1 level.
3: Encoder_Mode_3: Encoder mode 3 - Counter counts up/down on both TI1FP1 and TI2FP2 edges depending on the level of the other input.
4: Reset_Mode: Reset Mode - Rising edge of the selected trigger input (TRGI) reinitializes the counter and generates an update of the registers.
5: Gated_Mode: Gated Mode - The counter clock is enabled when the trigger input (TRGI) is high. The counter stops (but is not reset) as soon as the trigger becomes low. Both start and stop of the counter are controlled.
6: Trigger_Mode: Trigger Mode - The counter starts at a rising edge of the trigger TRGI (but it is not reset). Only the start of the counter is controlled.
7: Ext_Clock_Mode: External Clock Mode 1 - Rising edges of the selected trigger (TRGI) clock the counter.

OCCS

Bit 3: OCREF clear selection.

TS

Bits 4-6: Trigger selection.

Allowed values:
0: ITR0: Internal Trigger 0 (ITR0)
1: ITR1: Internal Trigger 1 (ITR1)
2: ITR2: Internal Trigger 2 (ITR2)
4: TI1F_ED: TI1 Edge Detector (TI1F_ED)
5: TI1FP1: Filtered Timer Input 1 (TI1FP1)
6: TI2FP2: Filtered Timer Input 2 (TI2FP2)
7: ETRF: External Trigger input (ETRF)

MSM

Bit 7: Master/Slave mode.

Allowed values:
0: NoSync: No action
1: Sync: The effect of an event on the trigger input (TRGI) is delayed to allow a perfect synchronization between the current timer and its slaves (through TRGO). It is useful if we want to synchronize several timers on a single external event.

ETF

Bits 8-11: External trigger filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

ETPS

Bits 12-13: External trigger prescaler.

Allowed values:
0: Div1: Prescaler OFF
1: Div2: ETRP frequency divided by 2
2: Div4: ETRP frequency divided by 4
3: Div8: ETRP frequency divided by 8

ECE

Bit 14: External clock enable.

Allowed values:
0: Disabled: External clock mode 2 disabled
1: Enabled: External clock mode 2 enabled. The counter is clocked by any active edge on the ETRF signal.

ETP

Bit 15: External trigger polarity.

Allowed values:
0: NotInverted: ETR is noninverted, active at high level or rising edge
1: Inverted: ETR is inverted, active at low level or falling edge

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

12/12 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TDE
rw
CC4DE
rw
CC3DE
rw
CC2DE
rw
CC1DE
rw
UDE
rw
TIE
rw
CC4IE
rw
CC3IE
rw
CC2IE
rw
CC1IE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

CC1IE

Bit 1: Capture/Compare 1 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC2IE

Bit 2: Capture/Compare 2 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC3IE

Bit 3: Capture/Compare 3 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

CC4IE

Bit 4: Capture/Compare 4 interrupt enable.

Allowed values:
0: Disabled: CCx interrupt disabled
1: Enabled: CCx interrupt enabled

TIE

Bit 6: Trigger interrupt enable.

Allowed values:
0: Disabled: Trigger interrupt disabled
1: Enabled: Trigger interrupt enabled

UDE

Bit 8: Update DMA request enable.

Allowed values:
0: Disabled: Update DMA request disabled
1: Enabled: Update DMA request enabled

CC1DE

Bit 9: Capture/Compare 1 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC2DE

Bit 10: Capture/Compare 2 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC3DE

Bit 11: Capture/Compare 3 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

CC4DE

Bit 12: Capture/Compare 4 DMA request enable.

Allowed values:
0: Disabled: CCx DMA request disabled
1: Enabled: CCx DMA request enabled

TDE

Bit 14: Trigger DMA request enable.

Allowed values:
0: Disabled: Trigger DMA request disabled
1: Enabled: Trigger DMA request enabled

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

10/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4OF
rw
CC3OF
rw
CC2OF
rw
CC1OF
rw
TIF
rw
CC4IF
rw
CC3IF
rw
CC2IF
rw
CC1IF
rw
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

CC1IF

Bit 1: Capture/compare 1 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC2IF

Bit 2: Capture/Compare 2 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC3IF

Bit 3: Capture/Compare 3 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

CC4IF

Bit 4: Capture/Compare 4 interrupt flag.

Allowed values:
1: Match: If CC1 is an output: The content of the counter TIMx_CNT matches the content of the TIMx_CCR1 register. If CC1 is an input: The counter value has been captured in TIMx_CCR1 register.

TIF

Bit 6: Trigger interrupt flag.

Allowed values:
0: NoTrigger: No trigger event occurred
1: Trigger: Trigger interrupt pending

CC1OF

Bit 9: Capture/Compare 1 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC2OF

Bit 10: Capture/compare 2 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC3OF

Bit 11: Capture/Compare 3 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

CC4OF

Bit 12: Capture/Compare 4 overcapture flag.

Allowed values:
1: Overcapture: The counter value has been captured in TIMx_CCRx register while CCxIF flag was already set

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
TG
w
CC4G
w
CC3G
w
CC2G
w
CC1G
w
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CC1G

Bit 1: Capture/compare 1 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC2G

Bit 2: Capture/compare 2 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC3G

Bit 3: Capture/compare 3 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

CC4G

Bit 4: Capture/compare 4 generation.

Allowed values:
1: Trigger: If CC1 is an output: CC1IF flag is set, Corresponding interrupt or DMA request is sent if enabled. If CC1 is an input: The current value of the counter is captured in TIMx_CCR1 register.

TG

Bit 6: Trigger generation.

Allowed values:
1: Trigger: The TIF flag is set in TIMx_SR register. Related interrupt or DMA transfer can occur if enabled.

CCMR1_Input

capture/compare mode register 1 (input mode)

Offset: 0x18, reset: 0x00000000, access: read-write

4/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC2F
rw
IC2PSC
rw
CC2S
rw
IC1F
rw
IC1PSC
rw
CC1S
rw
Toggle Fields.

CC1S

Bits 0-1: Capture/Compare 1 selection.

Allowed values:
1: TI1: CC1 channel is configured as input, IC1 is mapped on TI1
2: TI2: CC1 channel is configured as input, IC1 is mapped on TI2
3: TRC: CC1 channel is configured as input, IC1 is mapped on TRC

IC1PSC

Bits 2-3: Input capture 1 prescaler.

IC1F

Bits 4-7: Input capture 1 filter.

Allowed values:
0: NoFilter: No filter, sampling is done at fDTS
1: FCK_INT_N2: fSAMPLING=fCK_INT, N=2
2: FCK_INT_N4: fSAMPLING=fCK_INT, N=4
3: FCK_INT_N8: fSAMPLING=fCK_INT, N=8
4: FDTS_Div2_N6: fSAMPLING=fDTS/2, N=6
5: FDTS_Div2_N8: fSAMPLING=fDTS/2, N=8
6: FDTS_Div4_N6: fSAMPLING=fDTS/4, N=6
7: FDTS_Div4_N8: fSAMPLING=fDTS/4, N=8
8: FDTS_Div8_N6: fSAMPLING=fDTS/8, N=6
9: FDTS_Div8_N8: fSAMPLING=fDTS/8, N=8
10: FDTS_Div16_N5: fSAMPLING=fDTS/16, N=5
11: FDTS_Div16_N6: fSAMPLING=fDTS/16, N=6
12: FDTS_Div16_N8: fSAMPLING=fDTS/16, N=8
13: FDTS_Div32_N5: fSAMPLING=fDTS/32, N=5
14: FDTS_Div32_N6: fSAMPLING=fDTS/32, N=6
15: FDTS_Div32_N8: fSAMPLING=fDTS/32, N=8

CC2S

Bits 8-9: Capture/compare 2 selection.

Allowed values:
1: TI2: CC2 channel is configured as input, IC2 is mapped on TI2
2: TI1: CC2 channel is configured as input, IC2 is mapped on TI1
3: TRC: CC2 channel is configured as input, IC2 is mapped on TRC

IC2PSC

Bits 10-11: Input capture 2 prescaler.

IC2F

Bits 12-15: Input capture 2 filter.

Allowed values: 0-15

CCMR2_Input

capture/compare mode register 2 (input mode)

Offset: 0x1C, reset: 0x00000000, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IC4F
rw
IC4PSC
rw
CC4S
rw
IC3F
rw
IC3PSC
rw
CC3S
rw
Toggle Fields.

CC3S

Bits 0-1: Capture/Compare 3 selection.

Allowed values:
1: TI3: CC3 channel is configured as input, IC3 is mapped on TI3
2: TI4: CC3 channel is configured as input, IC3 is mapped on TI4
3: TRC: CC3 channel is configured as input, IC3 is mapped on TRC

IC3PSC

Bits 2-3: Input capture 3 prescaler.

Allowed values: 0-3

IC3F

Bits 4-7: Input capture 3 filter.

Allowed values: 0-15

CC4S

Bits 8-9: Capture/Compare 4 selection.

Allowed values:
1: TI4: CC4 channel is configured as input, IC4 is mapped on TI4
2: TI3: CC4 channel is configured as input, IC4 is mapped on TI3
3: TRC: CC4 channel is configured as input, IC4 is mapped on TRC

IC4PSC

Bits 10-11: Input capture 4 prescaler.

Allowed values: 0-3

IC4F

Bits 12-15: Input capture 4 filter.

Allowed values: 0-15

CCER

capture/compare enable register

Offset: 0x20, reset: 0x0000, access: read-write

0/8 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CC4P
rw
CC4E
rw
CC3P
rw
CC3E
rw
CC2P
rw
CC2E
rw
CC1P
rw
CC1E
rw
Toggle Fields.

CC1E

Bit 0: Capture/Compare 1 output enable.

CC1P

Bit 1: Capture/Compare 1 output Polarity.

CC2E

Bit 4: Capture/Compare 2 output enable.

CC2P

Bit 5: Capture/Compare 2 output Polarity.

CC3E

Bit 8: Capture/Compare 3 output enable.

CC3P

Bit 9: Capture/Compare 3 output Polarity.

CC4E

Bit 12: Capture/Compare 4 output enable.

CC4P

Bit 13: Capture/Compare 3 output Polarity.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: counter value.

Allowed values: 0-65535

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Auto-reload value.

Allowed values: 0-65535

CCR%s

capture/compare register 1

Offset: 0x34, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CCR
rw
Toggle Fields.

CCR

Bits 0-15: Capture/Compare 1 value.

Allowed values: 0-65535

DCR

DMA control register

Offset: 0x48, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DBL
rw
DBA
rw
Toggle Fields.

DBA

Bits 0-4: DMA base address.

Allowed values: 0-31

DBL

Bits 8-12: DMA burst length.

Allowed values: 0-18

DMAR

DMA address for full transfer

Offset: 0x4C, reset: 0x0000, access: read-write

0/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAB
rw
Toggle Fields.

DMAB

Bits 0-15: DMA register for burst accesses.

TIM6

0x40001000: Basic timer

13/13 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARPE
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MMS
rw
Toggle Fields.

MMS

Bits 4-6: Master mode selection.

Allowed values:
0: Reset: Use UG bit from TIMx_EGR register
1: Enable: Use CNT bit from TIMx_CEN register
2: Update: Use the update event

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UDE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

UDE

Bit 8: Update DMA request enable.

Allowed values:
0: Disabled: Update DMA request disabled
1: Enabled: Update DMA request enabled

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: Low counter value.

Allowed values: 0-65536

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Low Auto-reload value.

Allowed values: 0-65536

TIM7

0x40001400: Basic timer

13/13 fields covered. Toggle Registers.

CR1

control register 1

Offset: 0x0, reset: 0x0000, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARPE
rw
OPM
rw
URS
rw
UDIS
rw
CEN
rw
Toggle Fields.

CEN

Bit 0: Counter enable.

Allowed values:
0: Disabled: Counter disabled
1: Enabled: Counter enabled

UDIS

Bit 1: Update disable.

Allowed values:
0: Enabled: Update event enabled
1: Disabled: Update event disabled

URS

Bit 2: Update request source.

Allowed values:
0: AnyEvent: Any of counter overflow/underflow, setting UG, or update through slave mode, generates an update interrupt or DMA request
1: CounterOnly: Only counter overflow/underflow generates an update interrupt or DMA request

OPM

Bit 3: One-pulse mode.

Allowed values:
0: Disabled: Counter is not stopped at update event
1: Enabled: Counter stops counting at the next update event (clearing the CEN bit)

ARPE

Bit 7: Auto-reload preload enable.

Allowed values:
0: Disabled: TIMx_APRR register is not buffered
1: Enabled: TIMx_APRR register is buffered

CR2

control register 2

Offset: 0x4, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MMS
rw
Toggle Fields.

MMS

Bits 4-6: Master mode selection.

Allowed values:
0: Reset: Use UG bit from TIMx_EGR register
1: Enable: Use CNT bit from TIMx_CEN register
2: Update: Use the update event

DIER

DMA/Interrupt enable register

Offset: 0xC, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UDE
rw
UIE
rw
Toggle Fields.

UIE

Bit 0: Update interrupt enable.

Allowed values:
0: Disabled: Update interrupt disabled
1: Enabled: Update interrupt enabled

UDE

Bit 8: Update DMA request enable.

Allowed values:
0: Disabled: Update DMA request disabled
1: Enabled: Update DMA request enabled

SR

status register

Offset: 0x10, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UIF
rw
Toggle Fields.

UIF

Bit 0: Update interrupt flag.

Allowed values:
0: Clear: No update occurred
1: UpdatePending: Update interrupt pending.

EGR

event generation register

Offset: 0x14, reset: 0x0000, access: write-only

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UG
w
Toggle Fields.

UG

Bit 0: Update generation.

Allowed values:
1: Update: Re-initializes the timer counter and generates an update of the registers.

CNT

counter

Offset: 0x24, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CNT
rw
Toggle Fields.

CNT

Bits 0-15: Low counter value.

Allowed values: 0-65536

PSC

prescaler

Offset: 0x28, reset: 0x0000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PSC
rw
Toggle Fields.

PSC

Bits 0-15: Prescaler value.

Allowed values: 0-65535

ARR

auto-reload register

Offset: 0x2C, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ARR
rw
Toggle Fields.

ARR

Bits 0-15: Low Auto-reload value.

Allowed values: 0-65536

UART4

0x40004C00: Universal asynchronous receiver transmitter

34/37 fields covered. Toggle Registers.

SR

Status register

Offset: 0x0, reset: 0x0, access: Unspecified

6/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LBD
rw
TXE
r
TC
rw
RXNE
rw
IDLE
r
ORE
r
NE
r
FE
r
PE
r
Toggle Fields.

PE

Bit 0: Parity error.

FE

Bit 1: Framing error.

NE

Bit 2: Noise error flag.

ORE

Bit 3: Overrun error.

IDLE

Bit 4: IDLE line detected.

RXNE

Bit 5: Read data register not empty.

TC

Bit 6: Transmission complete.

TXE

Bit 7: Transmit data register empty.

LBD

Bit 8: LIN break detection flag.

DR

Data register

Offset: 0x4, reset: 0x0, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-8: DR.

Allowed values: 0-511

BRR

Baud rate register

Offset: 0x8, reset: 0x0, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DIV_Mantissa
rw
DIV_Fraction
rw
Toggle Fields.

DIV_Fraction

Bits 0-3: DIV_Fraction.

Allowed values: 0-15

DIV_Mantissa

Bits 4-15: DIV_Mantissa.

Allowed values: 0-4095

CR1

Control register 1

Offset: 0xC, reset: 0x0, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UE
rw
M
rw
WAKE
rw
PCE
rw
PS
rw
PEIE
rw
TXEIE
rw
TCIE
rw
RXNEIE
rw
IDLEIE
rw
TE
rw
RE
rw
RWU
rw
SBK
rw
Toggle Fields.

SBK

Bit 0: Send break.

Allowed values:
0: NoBreak: No break character is transmitted
1: Break: Break character transmitted

RWU

Bit 1: Receiver wakeup.

Allowed values:
0: Active: Receiver in active mode
1: Mute: Receiver in mute mode

RE

Bit 2: Receiver enable.

Allowed values:
0: Disabled: Receiver disabled
1: Enabled: Receiver enabled

TE

Bit 3: Transmitter enable.

Allowed values:
0: Disabled: Transmitter disabled
1: Enabled: Transmitter enabled

IDLEIE

Bit 4: IDLE interrupt enable.

Allowed values:
0: Disabled: IDLE interrupt disabled
1: Enabled: IDLE interrupt enabled

RXNEIE

Bit 5: RXNE interrupt enable.

Allowed values:
0: Disabled: RXNE interrupt disabled
1: Enabled: RXNE interrupt enabled

TCIE

Bit 6: Transmission complete interrupt enable.

Allowed values:
0: Disabled: TC interrupt disabled
1: Enabled: TC interrupt enabled

TXEIE

Bit 7: TXE interrupt enable.

Allowed values:
0: Disabled: TXE interrupt disabled
1: Enabled: TXE interrupt enabled

PEIE

Bit 8: PE interrupt enable.

Allowed values:
0: Disabled: PE interrupt disabled
1: Enabled: PE interrupt enabled

PS

Bit 9: Parity selection.

Allowed values:
0: Even: Even parity
1: Odd: Odd parity

PCE

Bit 10: Parity control enable.

Allowed values:
0: Disabled: Parity control disabled
1: Enabled: Parity control enabled

WAKE

Bit 11: Wakeup method.

Allowed values:
0: IdleLine: USART wakeup on idle line
1: AddressMark: USART wakeup on address mark

M

Bit 12: Word length.

Allowed values:
0: M8: 8 data bits
1: M9: 9 data bits

UE

Bit 13: USART enable.

Allowed values:
0: Disabled: USART prescaler and outputs disabled
1: Enabled: USART enabled

CR2

Control register 2

Offset: 0x10, reset: 0x0, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LINEN
rw
STOP
rw
LBDIE
rw
LBDL
rw
ADD
rw
Toggle Fields.

ADD

Bits 0-3: Address of the USART node.

Allowed values: 0-15

LBDL

Bit 5: lin break detection length.

Allowed values:
0: LBDL10: 10-bit break detection
1: LBDL11: 11-bit break detection

LBDIE

Bit 6: LIN break detection interrupt enable.

Allowed values:
0: Disabled: LIN break detection interrupt disabled
1: Enabled: LIN break detection interrupt enabled

STOP

Bits 12-13: STOP bits.

Allowed values:
0: Stop1: 1 stop bit
2: Stop2: 2 stop bits

LINEN

Bit 14: LIN mode enable.

Allowed values:
0: Disabled: LIN mode disabled
1: Enabled: LIN mode enabled

CR3

Control register 3

Offset: 0x14, reset: 0x0, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAT
rw
DMAR
rw
HDSEL
rw
IRLP
rw
IREN
rw
EIE
rw
Toggle Fields.

EIE

Bit 0: Error interrupt enable.

Allowed values:
0: Disabled: Error interrupt disabled
1: Enabled: Error interrupt enabled

IREN

Bit 1: IrDA mode enable.

Allowed values:
0: Disabled: IrDA disabled
1: Enabled: IrDA enabled

IRLP

Bit 2: IrDA low-power.

Allowed values:
0: Normal: Normal mode
1: LowPower: Low-power mode

HDSEL

Bit 3: Half-duplex selection.

Allowed values:
0: FullDuplex: Half duplex mode is not selected
1: HalfDuplex: Half duplex mode is selected

DMAR

Bit 6: DMA enable receiver.

Allowed values:
0: Disabled: DMA mode is disabled for reception
1: Enabled: DMA mode is enabled for reception

DMAT

Bit 7: DMA enable transmitter.

Allowed values:
0: Disabled: DMA mode is disabled for transmission
1: Enabled: DMA mode is enabled for transmission

UART5

0x40005000: Universal asynchronous receiver transmitter

34/37 fields covered. Toggle Registers.

SR

Status register

Offset: 0x0, reset: 0x0, access: Unspecified

6/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LBD
rw
TXE
r
TC
rw
RXNE
rw
IDLE
r
ORE
r
NE
r
FE
r
PE
r
Toggle Fields.

PE

Bit 0: Parity error.

FE

Bit 1: Framing error.

NE

Bit 2: Noise error flag.

ORE

Bit 3: Overrun error.

IDLE

Bit 4: IDLE line detected.

RXNE

Bit 5: Read data register not empty.

TC

Bit 6: Transmission complete.

TXE

Bit 7: Transmit data register empty.

LBD

Bit 8: LIN break detection flag.

DR

Data register

Offset: 0x4, reset: 0x0, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-8: DR.

Allowed values: 0-511

BRR

Baud rate register

Offset: 0x8, reset: 0x0, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DIV_Mantissa
rw
DIV_Fraction
rw
Toggle Fields.

DIV_Fraction

Bits 0-3: DIV_Fraction.

Allowed values: 0-15

DIV_Mantissa

Bits 4-15: DIV_Mantissa.

Allowed values: 0-4095

CR1

Control register 1

Offset: 0xC, reset: 0x0, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UE
rw
M
rw
WAKE
rw
PCE
rw
PS
rw
PEIE
rw
TXEIE
rw
TCIE
rw
RXNEIE
rw
IDLEIE
rw
TE
rw
RE
rw
RWU
rw
SBK
rw
Toggle Fields.

SBK

Bit 0: Send break.

Allowed values:
0: NoBreak: No break character is transmitted
1: Break: Break character transmitted

RWU

Bit 1: Receiver wakeup.

Allowed values:
0: Active: Receiver in active mode
1: Mute: Receiver in mute mode

RE

Bit 2: Receiver enable.

Allowed values:
0: Disabled: Receiver disabled
1: Enabled: Receiver enabled

TE

Bit 3: Transmitter enable.

Allowed values:
0: Disabled: Transmitter disabled
1: Enabled: Transmitter enabled

IDLEIE

Bit 4: IDLE interrupt enable.

Allowed values:
0: Disabled: IDLE interrupt disabled
1: Enabled: IDLE interrupt enabled

RXNEIE

Bit 5: RXNE interrupt enable.

Allowed values:
0: Disabled: RXNE interrupt disabled
1: Enabled: RXNE interrupt enabled

TCIE

Bit 6: Transmission complete interrupt enable.

Allowed values:
0: Disabled: TC interrupt disabled
1: Enabled: TC interrupt enabled

TXEIE

Bit 7: TXE interrupt enable.

Allowed values:
0: Disabled: TXE interrupt disabled
1: Enabled: TXE interrupt enabled

PEIE

Bit 8: PE interrupt enable.

Allowed values:
0: Disabled: PE interrupt disabled
1: Enabled: PE interrupt enabled

PS

Bit 9: Parity selection.

Allowed values:
0: Even: Even parity
1: Odd: Odd parity

PCE

Bit 10: Parity control enable.

Allowed values:
0: Disabled: Parity control disabled
1: Enabled: Parity control enabled

WAKE

Bit 11: Wakeup method.

Allowed values:
0: IdleLine: USART wakeup on idle line
1: AddressMark: USART wakeup on address mark

M

Bit 12: Word length.

Allowed values:
0: M8: 8 data bits
1: M9: 9 data bits

UE

Bit 13: USART enable.

Allowed values:
0: Disabled: USART prescaler and outputs disabled
1: Enabled: USART enabled

CR2

Control register 2

Offset: 0x10, reset: 0x0, access: read-write

5/5 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LINEN
rw
STOP
rw
LBDIE
rw
LBDL
rw
ADD
rw
Toggle Fields.

ADD

Bits 0-3: Address of the USART node.

Allowed values: 0-15

LBDL

Bit 5: lin break detection length.

Allowed values:
0: LBDL10: 10-bit break detection
1: LBDL11: 11-bit break detection

LBDIE

Bit 6: LIN break detection interrupt enable.

Allowed values:
0: Disabled: LIN break detection interrupt disabled
1: Enabled: LIN break detection interrupt enabled

STOP

Bits 12-13: STOP bits.

Allowed values:
0: Stop1: 1 stop bit
2: Stop2: 2 stop bits

LINEN

Bit 14: LIN mode enable.

Allowed values:
0: Disabled: LIN mode disabled
1: Enabled: LIN mode enabled

CR3

Control register 3

Offset: 0x14, reset: 0x0, access: read-write

6/6 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAT
rw
DMAR
rw
HDSEL
rw
IRLP
rw
IREN
rw
EIE
rw
Toggle Fields.

EIE

Bit 0: Error interrupt enable.

Allowed values:
0: Disabled: Error interrupt disabled
1: Enabled: Error interrupt enabled

IREN

Bit 1: IrDA mode enable.

Allowed values:
0: Disabled: IrDA disabled
1: Enabled: IrDA enabled

IRLP

Bit 2: IrDA low-power.

Allowed values:
0: Normal: Normal mode
1: LowPower: Low-power mode

HDSEL

Bit 3: Half-duplex selection.

Allowed values:
0: FullDuplex: Half duplex mode is not selected
1: HalfDuplex: Half duplex mode is selected

DMAR

Bit 6: DMA enable receiver.

Allowed values:
0: Disabled: DMA mode is disabled for reception
1: Enabled: DMA mode is enabled for reception

DMAT

Bit 7: DMA enable transmitter.

Allowed values:
0: Disabled: DMA mode is disabled for transmission
1: Enabled: DMA mode is enabled for transmission

USART1

0x40013800: Universal synchronous asynchronous receiver transmitter

42/49 fields covered. Toggle Registers.

SR

Status register

Offset: 0x0, reset: 0x00C0, access: Unspecified

6/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CTS
rw
LBD
rw
TXE
r
TC
rw
RXNE
rw
IDLE
r
ORE
r
NE
r
FE
r
PE
r
Toggle Fields.

PE

Bit 0: Parity error.

FE

Bit 1: Framing error.

NE

Bit 2: Noise error flag.

ORE

Bit 3: Overrun error.

IDLE

Bit 4: IDLE line detected.

RXNE

Bit 5: Read data register not empty.

TC

Bit 6: Transmission complete.

TXE

Bit 7: Transmit data register empty.

LBD

Bit 8: LIN break detection flag.

CTS

Bit 9: CTS flag.

DR

Data register

Offset: 0x4, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-8: Data value.

Allowed values: 0-511

BRR

Baud rate register

Offset: 0x8, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DIV_Mantissa
rw
DIV_Fraction
rw
Toggle Fields.

DIV_Fraction

Bits 0-3: fraction of USARTDIV.

Allowed values: 0-15

DIV_Mantissa

Bits 4-15: mantissa of USARTDIV.

Allowed values: 0-4095

CR1

Control register 1

Offset: 0xC, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UE
rw
M
rw
WAKE
rw
PCE
rw
PS
rw
PEIE
rw
TXEIE
rw
TCIE
rw
RXNEIE
rw
IDLEIE
rw
TE
rw
RE
rw
RWU
rw
SBK
rw
Toggle Fields.

SBK

Bit 0: Send break.

Allowed values:
0: NoBreak: No break character is transmitted
1: Break: Break character transmitted

RWU

Bit 1: Receiver wakeup.

Allowed values:
0: Active: Receiver in active mode
1: Mute: Receiver in mute mode

RE

Bit 2: Receiver enable.

Allowed values:
0: Disabled: Receiver disabled
1: Enabled: Receiver enabled

TE

Bit 3: Transmitter enable.

Allowed values:
0: Disabled: Transmitter disabled
1: Enabled: Transmitter enabled

IDLEIE

Bit 4: IDLE interrupt enable.

Allowed values:
0: Disabled: IDLE interrupt disabled
1: Enabled: IDLE interrupt enabled

RXNEIE

Bit 5: RXNE interrupt enable.

Allowed values:
0: Disabled: RXNE interrupt disabled
1: Enabled: RXNE interrupt enabled

TCIE

Bit 6: Transmission complete interrupt enable.

Allowed values:
0: Disabled: TC interrupt disabled
1: Enabled: TC interrupt enabled

TXEIE

Bit 7: TXE interrupt enable.

Allowed values:
0: Disabled: TXE interrupt disabled
1: Enabled: TXE interrupt enabled

PEIE

Bit 8: PE interrupt enable.

Allowed values:
0: Disabled: PE interrupt disabled
1: Enabled: PE interrupt enabled

PS

Bit 9: Parity selection.

Allowed values:
0: Even: Even parity
1: Odd: Odd parity

PCE

Bit 10: Parity control enable.

Allowed values:
0: Disabled: Parity control disabled
1: Enabled: Parity control enabled

WAKE

Bit 11: Wakeup method.

Allowed values:
0: IdleLine: USART wakeup on idle line
1: AddressMark: USART wakeup on address mark

M

Bit 12: Word length.

Allowed values:
0: M8: 8 data bits
1: M9: 9 data bits

UE

Bit 13: USART enable.

Allowed values:
0: Disabled: USART prescaler and outputs disabled
1: Enabled: USART enabled

CR2

Control register 2

Offset: 0x10, reset: 0x0000, access: read-write

8/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LINEN
rw
STOP
rw
CLKEN
rw
CPOL
rw
CPHA
rw
LBCL
rw
LBDIE
rw
LBDL
rw
ADD
rw
Toggle Fields.

ADD

Bits 0-3: Address of the USART node.

Allowed values: 0-15

LBDL

Bit 5: lin break detection length.

Allowed values:
0: LBDL10: 10-bit break detection
1: LBDL11: 11-bit break detection

LBDIE

Bit 6: LIN break detection interrupt enable.

Allowed values:
0: Disabled: LIN break detection interrupt disabled
1: Enabled: LIN break detection interrupt enabled

LBCL

Bit 8: Last bit clock pulse.

CPHA

Bit 9: Clock phase.

Allowed values:
0: First: The first clock transition is the first data capture edge
1: Second: The second clock transition is the first data capture edge

CPOL

Bit 10: Clock polarity.

Allowed values:
0: Low: Steady low value on CK pin outside transmission window
1: High: Steady high value on CK pin outside transmission window

CLKEN

Bit 11: Clock enable.

Allowed values:
0: Disabled: CK pin disabled
1: Enabled: CK pin enabled

STOP

Bits 12-13: STOP bits.

Allowed values:
0: Stop1: 1 stop bit
1: Stop0p5: 0.5 stop bits
2: Stop2: 2 stop bits
3: Stop1p5: 1.5 stop bits

LINEN

Bit 14: LIN mode enable.

Allowed values:
0: Disabled: LIN mode disabled
1: Enabled: LIN mode enabled

CR3

Control register 3

Offset: 0x14, reset: 0x0000, access: read-write

11/11 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CTSIE
rw
CTSE
rw
RTSE
rw
DMAT
rw
DMAR
rw
SCEN
rw
NACK
rw
HDSEL
rw
IRLP
rw
IREN
rw
EIE
rw
Toggle Fields.

EIE

Bit 0: Error interrupt enable.

Allowed values:
0: Disabled: Error interrupt disabled
1: Enabled: Error interrupt enabled

IREN

Bit 1: IrDA mode enable.

Allowed values:
0: Disabled: IrDA disabled
1: Enabled: IrDA enabled

IRLP

Bit 2: IrDA low-power.

Allowed values:
0: Normal: Normal mode
1: LowPower: Low-power mode

HDSEL

Bit 3: Half-duplex selection.

Allowed values:
0: FullDuplex: Half duplex mode is not selected
1: HalfDuplex: Half duplex mode is selected

NACK

Bit 4: Smartcard NACK enable.

Allowed values:
0: Disabled: NACK transmission in case of parity error is disabled
1: Enabled: NACK transmission during parity error is enabled

SCEN

Bit 5: Smartcard mode enable.

Allowed values:
0: Disabled: Smartcard mode disabled
1: Enabled: Smartcard mode enabled

DMAR

Bit 6: DMA enable receiver.

Allowed values:
0: Disabled: DMA mode is disabled for reception
1: Enabled: DMA mode is enabled for reception

DMAT

Bit 7: DMA enable transmitter.

Allowed values:
0: Disabled: DMA mode is disabled for transmission
1: Enabled: DMA mode is enabled for transmission

RTSE

Bit 8: RTS enable.

Allowed values:
0: Disabled: RTS hardware flow control disabled
1: Enabled: RTS hardware flow control enabled

CTSE

Bit 9: CTS enable.

Allowed values:
0: Disabled: CTS hardware flow control disabled
1: Enabled: CTS hardware flow control enabled

CTSIE

Bit 10: CTS interrupt enable.

Allowed values:
0: Disabled: CTS interrupt disabled
1: Enabled: CTS interrupt enabled

GTPR

Guard time and prescaler register

Offset: 0x18, reset: 0x0000, access: read-write

0/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
GT
rw
PSC
rw
Toggle Fields.

PSC

Bits 0-7: Prescaler value.

GT

Bits 8-15: Guard time value.

USART2

0x40004400: Universal synchronous asynchronous receiver transmitter

42/49 fields covered. Toggle Registers.

SR

Status register

Offset: 0x0, reset: 0x00C0, access: Unspecified

6/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CTS
rw
LBD
rw
TXE
r
TC
rw
RXNE
rw
IDLE
r
ORE
r
NE
r
FE
r
PE
r
Toggle Fields.

PE

Bit 0: Parity error.

FE

Bit 1: Framing error.

NE

Bit 2: Noise error flag.

ORE

Bit 3: Overrun error.

IDLE

Bit 4: IDLE line detected.

RXNE

Bit 5: Read data register not empty.

TC

Bit 6: Transmission complete.

TXE

Bit 7: Transmit data register empty.

LBD

Bit 8: LIN break detection flag.

CTS

Bit 9: CTS flag.

DR

Data register

Offset: 0x4, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-8: Data value.

Allowed values: 0-511

BRR

Baud rate register

Offset: 0x8, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DIV_Mantissa
rw
DIV_Fraction
rw
Toggle Fields.

DIV_Fraction

Bits 0-3: fraction of USARTDIV.

Allowed values: 0-15

DIV_Mantissa

Bits 4-15: mantissa of USARTDIV.

Allowed values: 0-4095

CR1

Control register 1

Offset: 0xC, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UE
rw
M
rw
WAKE
rw
PCE
rw
PS
rw
PEIE
rw
TXEIE
rw
TCIE
rw
RXNEIE
rw
IDLEIE
rw
TE
rw
RE
rw
RWU
rw
SBK
rw
Toggle Fields.

SBK

Bit 0: Send break.

Allowed values:
0: NoBreak: No break character is transmitted
1: Break: Break character transmitted

RWU

Bit 1: Receiver wakeup.

Allowed values:
0: Active: Receiver in active mode
1: Mute: Receiver in mute mode

RE

Bit 2: Receiver enable.

Allowed values:
0: Disabled: Receiver disabled
1: Enabled: Receiver enabled

TE

Bit 3: Transmitter enable.

Allowed values:
0: Disabled: Transmitter disabled
1: Enabled: Transmitter enabled

IDLEIE

Bit 4: IDLE interrupt enable.

Allowed values:
0: Disabled: IDLE interrupt disabled
1: Enabled: IDLE interrupt enabled

RXNEIE

Bit 5: RXNE interrupt enable.

Allowed values:
0: Disabled: RXNE interrupt disabled
1: Enabled: RXNE interrupt enabled

TCIE

Bit 6: Transmission complete interrupt enable.

Allowed values:
0: Disabled: TC interrupt disabled
1: Enabled: TC interrupt enabled

TXEIE

Bit 7: TXE interrupt enable.

Allowed values:
0: Disabled: TXE interrupt disabled
1: Enabled: TXE interrupt enabled

PEIE

Bit 8: PE interrupt enable.

Allowed values:
0: Disabled: PE interrupt disabled
1: Enabled: PE interrupt enabled

PS

Bit 9: Parity selection.

Allowed values:
0: Even: Even parity
1: Odd: Odd parity

PCE

Bit 10: Parity control enable.

Allowed values:
0: Disabled: Parity control disabled
1: Enabled: Parity control enabled

WAKE

Bit 11: Wakeup method.

Allowed values:
0: IdleLine: USART wakeup on idle line
1: AddressMark: USART wakeup on address mark

M

Bit 12: Word length.

Allowed values:
0: M8: 8 data bits
1: M9: 9 data bits

UE

Bit 13: USART enable.

Allowed values:
0: Disabled: USART prescaler and outputs disabled
1: Enabled: USART enabled

CR2

Control register 2

Offset: 0x10, reset: 0x0000, access: read-write

8/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LINEN
rw
STOP
rw
CLKEN
rw
CPOL
rw
CPHA
rw
LBCL
rw
LBDIE
rw
LBDL
rw
ADD
rw
Toggle Fields.

ADD

Bits 0-3: Address of the USART node.

Allowed values: 0-15

LBDL

Bit 5: lin break detection length.

Allowed values:
0: LBDL10: 10-bit break detection
1: LBDL11: 11-bit break detection

LBDIE

Bit 6: LIN break detection interrupt enable.

Allowed values:
0: Disabled: LIN break detection interrupt disabled
1: Enabled: LIN break detection interrupt enabled

LBCL

Bit 8: Last bit clock pulse.

CPHA

Bit 9: Clock phase.

Allowed values:
0: First: The first clock transition is the first data capture edge
1: Second: The second clock transition is the first data capture edge

CPOL

Bit 10: Clock polarity.

Allowed values:
0: Low: Steady low value on CK pin outside transmission window
1: High: Steady high value on CK pin outside transmission window

CLKEN

Bit 11: Clock enable.

Allowed values:
0: Disabled: CK pin disabled
1: Enabled: CK pin enabled

STOP

Bits 12-13: STOP bits.

Allowed values:
0: Stop1: 1 stop bit
1: Stop0p5: 0.5 stop bits
2: Stop2: 2 stop bits
3: Stop1p5: 1.5 stop bits

LINEN

Bit 14: LIN mode enable.

Allowed values:
0: Disabled: LIN mode disabled
1: Enabled: LIN mode enabled

CR3

Control register 3

Offset: 0x14, reset: 0x0000, access: read-write

11/11 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CTSIE
rw
CTSE
rw
RTSE
rw
DMAT
rw
DMAR
rw
SCEN
rw
NACK
rw
HDSEL
rw
IRLP
rw
IREN
rw
EIE
rw
Toggle Fields.

EIE

Bit 0: Error interrupt enable.

Allowed values:
0: Disabled: Error interrupt disabled
1: Enabled: Error interrupt enabled

IREN

Bit 1: IrDA mode enable.

Allowed values:
0: Disabled: IrDA disabled
1: Enabled: IrDA enabled

IRLP

Bit 2: IrDA low-power.

Allowed values:
0: Normal: Normal mode
1: LowPower: Low-power mode

HDSEL

Bit 3: Half-duplex selection.

Allowed values:
0: FullDuplex: Half duplex mode is not selected
1: HalfDuplex: Half duplex mode is selected

NACK

Bit 4: Smartcard NACK enable.

Allowed values:
0: Disabled: NACK transmission in case of parity error is disabled
1: Enabled: NACK transmission during parity error is enabled

SCEN

Bit 5: Smartcard mode enable.

Allowed values:
0: Disabled: Smartcard mode disabled
1: Enabled: Smartcard mode enabled

DMAR

Bit 6: DMA enable receiver.

Allowed values:
0: Disabled: DMA mode is disabled for reception
1: Enabled: DMA mode is enabled for reception

DMAT

Bit 7: DMA enable transmitter.

Allowed values:
0: Disabled: DMA mode is disabled for transmission
1: Enabled: DMA mode is enabled for transmission

RTSE

Bit 8: RTS enable.

Allowed values:
0: Disabled: RTS hardware flow control disabled
1: Enabled: RTS hardware flow control enabled

CTSE

Bit 9: CTS enable.

Allowed values:
0: Disabled: CTS hardware flow control disabled
1: Enabled: CTS hardware flow control enabled

CTSIE

Bit 10: CTS interrupt enable.

Allowed values:
0: Disabled: CTS interrupt disabled
1: Enabled: CTS interrupt enabled

GTPR

Guard time and prescaler register

Offset: 0x18, reset: 0x0000, access: read-write

0/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
GT
rw
PSC
rw
Toggle Fields.

PSC

Bits 0-7: Prescaler value.

GT

Bits 8-15: Guard time value.

USART3

0x40004800: Universal synchronous asynchronous receiver transmitter

42/49 fields covered. Toggle Registers.

SR

Status register

Offset: 0x0, reset: 0x00C0, access: Unspecified

6/10 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CTS
rw
LBD
rw
TXE
r
TC
rw
RXNE
rw
IDLE
r
ORE
r
NE
r
FE
r
PE
r
Toggle Fields.

PE

Bit 0: Parity error.

FE

Bit 1: Framing error.

NE

Bit 2: Noise error flag.

ORE

Bit 3: Overrun error.

IDLE

Bit 4: IDLE line detected.

RXNE

Bit 5: Read data register not empty.

TC

Bit 6: Transmission complete.

TXE

Bit 7: Transmit data register empty.

LBD

Bit 8: LIN break detection flag.

CTS

Bit 9: CTS flag.

DR

Data register

Offset: 0x4, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DR
rw
Toggle Fields.

DR

Bits 0-8: Data value.

Allowed values: 0-511

BRR

Baud rate register

Offset: 0x8, reset: 0x0000, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DIV_Mantissa
rw
DIV_Fraction
rw
Toggle Fields.

DIV_Fraction

Bits 0-3: fraction of USARTDIV.

Allowed values: 0-15

DIV_Mantissa

Bits 4-15: mantissa of USARTDIV.

Allowed values: 0-4095

CR1

Control register 1

Offset: 0xC, reset: 0x0000, access: read-write

14/14 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UE
rw
M
rw
WAKE
rw
PCE
rw
PS
rw
PEIE
rw
TXEIE
rw
TCIE
rw
RXNEIE
rw
IDLEIE
rw
TE
rw
RE
rw
RWU
rw
SBK
rw
Toggle Fields.

SBK

Bit 0: Send break.

Allowed values:
0: NoBreak: No break character is transmitted
1: Break: Break character transmitted

RWU

Bit 1: Receiver wakeup.

Allowed values:
0: Active: Receiver in active mode
1: Mute: Receiver in mute mode

RE

Bit 2: Receiver enable.

Allowed values:
0: Disabled: Receiver disabled
1: Enabled: Receiver enabled

TE

Bit 3: Transmitter enable.

Allowed values:
0: Disabled: Transmitter disabled
1: Enabled: Transmitter enabled

IDLEIE

Bit 4: IDLE interrupt enable.

Allowed values:
0: Disabled: IDLE interrupt disabled
1: Enabled: IDLE interrupt enabled

RXNEIE

Bit 5: RXNE interrupt enable.

Allowed values:
0: Disabled: RXNE interrupt disabled
1: Enabled: RXNE interrupt enabled

TCIE

Bit 6: Transmission complete interrupt enable.

Allowed values:
0: Disabled: TC interrupt disabled
1: Enabled: TC interrupt enabled

TXEIE

Bit 7: TXE interrupt enable.

Allowed values:
0: Disabled: TXE interrupt disabled
1: Enabled: TXE interrupt enabled

PEIE

Bit 8: PE interrupt enable.

Allowed values:
0: Disabled: PE interrupt disabled
1: Enabled: PE interrupt enabled

PS

Bit 9: Parity selection.

Allowed values:
0: Even: Even parity
1: Odd: Odd parity

PCE

Bit 10: Parity control enable.

Allowed values:
0: Disabled: Parity control disabled
1: Enabled: Parity control enabled

WAKE

Bit 11: Wakeup method.

Allowed values:
0: IdleLine: USART wakeup on idle line
1: AddressMark: USART wakeup on address mark

M

Bit 12: Word length.

Allowed values:
0: M8: 8 data bits
1: M9: 9 data bits

UE

Bit 13: USART enable.

Allowed values:
0: Disabled: USART prescaler and outputs disabled
1: Enabled: USART enabled

CR2

Control register 2

Offset: 0x10, reset: 0x0000, access: read-write

8/9 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LINEN
rw
STOP
rw
CLKEN
rw
CPOL
rw
CPHA
rw
LBCL
rw
LBDIE
rw
LBDL
rw
ADD
rw
Toggle Fields.

ADD

Bits 0-3: Address of the USART node.

Allowed values: 0-15

LBDL

Bit 5: lin break detection length.

Allowed values:
0: LBDL10: 10-bit break detection
1: LBDL11: 11-bit break detection

LBDIE

Bit 6: LIN break detection interrupt enable.

Allowed values:
0: Disabled: LIN break detection interrupt disabled
1: Enabled: LIN break detection interrupt enabled

LBCL

Bit 8: Last bit clock pulse.

CPHA

Bit 9: Clock phase.

Allowed values:
0: First: The first clock transition is the first data capture edge
1: Second: The second clock transition is the first data capture edge

CPOL

Bit 10: Clock polarity.

Allowed values:
0: Low: Steady low value on CK pin outside transmission window
1: High: Steady high value on CK pin outside transmission window

CLKEN

Bit 11: Clock enable.

Allowed values:
0: Disabled: CK pin disabled
1: Enabled: CK pin enabled

STOP

Bits 12-13: STOP bits.

Allowed values:
0: Stop1: 1 stop bit
1: Stop0p5: 0.5 stop bits
2: Stop2: 2 stop bits
3: Stop1p5: 1.5 stop bits

LINEN

Bit 14: LIN mode enable.

Allowed values:
0: Disabled: LIN mode disabled
1: Enabled: LIN mode enabled

CR3

Control register 3

Offset: 0x14, reset: 0x0000, access: read-write

11/11 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CTSIE
rw
CTSE
rw
RTSE
rw
DMAT
rw
DMAR
rw
SCEN
rw
NACK
rw
HDSEL
rw
IRLP
rw
IREN
rw
EIE
rw
Toggle Fields.

EIE

Bit 0: Error interrupt enable.

Allowed values:
0: Disabled: Error interrupt disabled
1: Enabled: Error interrupt enabled

IREN

Bit 1: IrDA mode enable.

Allowed values:
0: Disabled: IrDA disabled
1: Enabled: IrDA enabled

IRLP

Bit 2: IrDA low-power.

Allowed values:
0: Normal: Normal mode
1: LowPower: Low-power mode

HDSEL

Bit 3: Half-duplex selection.

Allowed values:
0: FullDuplex: Half duplex mode is not selected
1: HalfDuplex: Half duplex mode is selected

NACK

Bit 4: Smartcard NACK enable.

Allowed values:
0: Disabled: NACK transmission in case of parity error is disabled
1: Enabled: NACK transmission during parity error is enabled

SCEN

Bit 5: Smartcard mode enable.

Allowed values:
0: Disabled: Smartcard mode disabled
1: Enabled: Smartcard mode enabled

DMAR

Bit 6: DMA enable receiver.

Allowed values:
0: Disabled: DMA mode is disabled for reception
1: Enabled: DMA mode is enabled for reception

DMAT

Bit 7: DMA enable transmitter.

Allowed values:
0: Disabled: DMA mode is disabled for transmission
1: Enabled: DMA mode is enabled for transmission

RTSE

Bit 8: RTS enable.

Allowed values:
0: Disabled: RTS hardware flow control disabled
1: Enabled: RTS hardware flow control enabled

CTSE

Bit 9: CTS enable.

Allowed values:
0: Disabled: CTS hardware flow control disabled
1: Enabled: CTS hardware flow control enabled

CTSIE

Bit 10: CTS interrupt enable.

Allowed values:
0: Disabled: CTS interrupt disabled
1: Enabled: CTS interrupt enabled

GTPR

Guard time and prescaler register

Offset: 0x18, reset: 0x0000, access: read-write

0/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
GT
rw
PSC
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Toggle Fields.

PSC

Bits 0-7: Prescaler value.

GT

Bits 8-15: Guard time value.

WWDG

0x40002C00: Window watchdog

6/6 fields covered. Toggle Registers.

CR

Control register (WWDG_CR)

Offset: 0x0, reset: 0x0000007F, access: read-write

2/2 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
WDGA
rw
T
rw
Toggle Fields.

T

Bits 0-6: 7-bit counter (MSB to LSB).

Allowed values: 0-127

WDGA

Bit 7: Activation bit.

Allowed values:
0: Disabled: Watchdog disabled
1: Enabled: Watchdog enabled

CFR

Configuration register (WWDG_CFR)

Offset: 0x4, reset: 0x0000007F, access: read-write

3/3 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EWI
rw
WDGTB
rw
W
rw
Toggle Fields.

W

Bits 0-6: 7-bit window value.

Allowed values: 0-127

WDGTB

Bits 7-8: Timer Base.

Allowed values:
0: Div1: Counter clock (PCLK1 div 4096) div 1
1: Div2: Counter clock (PCLK1 div 4096) div 2
2: Div4: Counter clock (PCLK1 div 4096) div 4
3: Div8: Counter clock (PCLK1 div 4096) div 8

EWI

Bit 9: Early Wakeup Interrupt.

Allowed values:
1: Enable: interrupt occurs whenever the counter reaches the value 0x40

SR

Status register (WWDG_SR)

Offset: 0x8, reset: 0x00000000, access: read-write

1/1 fields covered.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EWIF
rw
Toggle Fields.

EWIF

Bit 0: Early Wakeup Interrupt.

Allowed values:
1: Pending: The EWI Interrupt Service Routine has been triggered
0: Finished: The EWI Interrupt Service Routine has been serviced